diff --git a/.evergreen/config.yml b/.evergreen/config.yml
index 47050332b4..bdae3b35ff 100644
--- a/.evergreen/config.yml
+++ b/.evergreen/config.yml
@@ -1,6 +1,5 @@
-########################################
-# Evergreen Template for MongoDB Drivers
-########################################
+# GENERATED FILE - DO NOT EDIT.
+# Run ./.evergreen/update-evergreen-configs to regenerate this file.
 
 # When a task that used to pass starts to fail
 # Go through all versions that may have been skipped to detect
@@ -25,7 +24,6 @@ timeout:
     params:
       script: |
         ls -la
-
 functions:
   "fetch source":
     # Executes git clone and applies the submitted patch, if any
@@ -40,65 +38,61 @@ functions:
 
           git submodule update --init --recursive
 
-  "fetch egos":
-    - command: shell.exec
-      params:
-        working_dir: "src"
-        script: |
-          set -ex
-
-          curl -sfLo egos https://raw.githubusercontent.com/p-mongo/egos/master/egos
-          chmod +x ./egos
-
   "create expansions":
-    # Make an evergreen exapanstion file with dynamic values
+    # Make an evergreen exapansion file with dynamic values
     - command: shell.exec
       params:
         working_dir: "src"
         script: |
-           # Get the current unique version of this checkout
-           if [ "${is_patch}" = "true" ]; then
-              CURRENT_VERSION=$(git describe)-patch-${version_id}
-           else
-              CURRENT_VERSION=latest
-           fi
-
-           export DRIVERS_TOOLS="$(pwd)/../drivers-tools"
-
-           export MONGO_ORCHESTRATION_HOME="$DRIVERS_TOOLS/.evergreen/orchestration"
-           export MONGODB_BINARIES="$DRIVERS_TOOLS/mongodb/bin"
-           export UPLOAD_BUCKET="${project}"
-           export PROJECT_DIRECTORY="$(pwd)"
-
-           cat <<EOT > expansion.yml
-           CURRENT_VERSION: "$CURRENT_VERSION"
-           DRIVERS_TOOLS: "$DRIVERS_TOOLS"
-           MONGO_ORCHESTRATION_HOME: "$MONGO_ORCHESTRATION_HOME"
-           MONGODB_BINARIES: "$MONGODB_BINARIES"
-           UPLOAD_BUCKET: "$UPLOAD_BUCKET"
-           PROJECT_DIRECTORY: "$PROJECT_DIRECTORY"
-           PREPARE_SHELL: |
-              set -o errexit
-              set -o xtrace
-              export DRIVERS_TOOLS="$DRIVERS_TOOLS"
-              export MONGO_ORCHESTRATION_HOME="$MONGO_ORCHESTRATION_HOME"
-              export MONGODB_BINARIES="$MONGODB_BINARIES"
-              export UPLOAD_BUCKET="$UPLOAD_BUCKET"
-              export PROJECT_DIRECTORY="$PROJECT_DIRECTORY"
-
-              export TMPDIR="$MONGO_ORCHESTRATION_HOME/db"
-              export PATH="$MONGODB_BINARIES:$PATH"
-              export PROJECT="${project}"
-
-              export MONGODB_VERSION=${VERSION}
-              export TOPOLOGY=${TOPOLOGY}
-              export SINGLE_MONGOS=${SINGLE_MONGOS}
-              export AUTH=${AUTH}
-              export SSL=${SSL}
-              export APP_TESTS=${APP_TESTS}
-           EOT
-           # See what we've done
-           cat expansion.yml
+          # Get the current unique version of this checkout
+          if [ "${is_patch}" = "true" ]; then
+            CURRENT_VERSION=$(git describe)-patch-${version_id}
+          else
+            CURRENT_VERSION=latest
+          fi
+
+          export DRIVERS_TOOLS="$(pwd)/.mod/drivers-evergreen-tools"
+
+          export MONGO_ORCHESTRATION_HOME="$DRIVERS_TOOLS/.evergreen/orchestration"
+          export MONGODB_BINARIES="$DRIVERS_TOOLS/mongodb/bin"
+          export UPLOAD_BUCKET="${project}"
+          export PROJECT_DIRECTORY="$(pwd)"
+
+          cat <<EOT > expansion.yml
+          CURRENT_VERSION: "$CURRENT_VERSION"
+          DRIVERS_TOOLS: "$DRIVERS_TOOLS"
+          MONGO_ORCHESTRATION_HOME: "$MONGO_ORCHESTRATION_HOME"
+          MONGODB_BINARIES: "$MONGODB_BINARIES"
+          UPLOAD_BUCKET: "$UPLOAD_BUCKET"
+          PROJECT_DIRECTORY: "$PROJECT_DIRECTORY"
+          PREPARE_SHELL: |
+            set -o errexit
+            set -o xtrace
+            export DRIVERS_TOOLS="$DRIVERS_TOOLS"
+            export MONGO_ORCHESTRATION_HOME="$MONGO_ORCHESTRATION_HOME"
+            export MONGODB_BINARIES="$MONGODB_BINARIES"
+            export UPLOAD_BUCKET="$UPLOAD_BUCKET"
+            export PROJECT_DIRECTORY="$PROJECT_DIRECTORY"
+
+            export TMPDIR="$MONGO_ORCHESTRATION_HOME/db"
+            export PATH="$MONGODB_BINARIES:$PATH"
+            export PROJECT="${project}"
+
+            export MONGODB_VERSION="${VERSION}"
+            export TOPOLOGY="${TOPOLOGY}"
+            export SINGLE_MONGOS="${SINGLE_MONGOS}"
+            export AUTH="${AUTH}"
+            export SSL="${SSL}"
+            export APP_TESTS="${APP_TESTS}"
+            export DOCKER_DISTRO="${DOCKER_DISTRO}"
+            export RVM_RUBY="${RVM_RUBY}"
+            export RAILS="${RAILS}"
+            export DRIVER="${DRIVER}"
+            export TEST_I18N_FALLBACKS="${TEST_I18N_FALLBACKS}"
+            export FLE="${FLE}"
+          EOT
+          # See what we've done
+          cat expansion.yml
 
     # Load the expansion file to make an evergreen variable with the current unique version
     - command: expansions.update
@@ -265,7 +259,7 @@ functions:
   "upload test results":
     - command: attach.xunit_results
       params:
-        file: ./src/tmp/rspec.xml
+        file: ./src/rspec.xml
 
   "run tests":
     - command: shell.exec
@@ -277,13 +271,13 @@ functions:
           ${PREPARE_SHELL}
           env \
             MONGODB_URI="${MONGODB_URI}" \
-            TOPOLOGY=${TOPOLOGY} \
+            TOPOLOGY="${TOPOLOGY}" \
             RVM_RUBY="${RVM_RUBY}" \
             RAILS="${RAILS}" \
             DRIVER="${DRIVER}" \
-            I18N="${I18N}" \
             TEST_I18N_FALLBACKS="${TEST_I18N_FALLBACKS}" \
-            ./egos .evergreen/run-tests.sh
+            FLE="${FLE}" \
+            .evergreen/run-tests-docker.sh
 
   "fix absolute paths":
     - command: shell.exec
@@ -306,7 +300,6 @@ functions:
 
 pre:
   - func: "fetch source"
-  - func: "fetch egos"
   - func: "create expansions"
   - func: "fix absolute paths"
   - func: "install dependencies"
@@ -315,18 +308,81 @@ post:
   # Removed, causing timeouts
   # - func: "upload working dir"
   - func: "upload mo artifacts"
-  #- func: "upload test results"
+  # - func: "upload test results"
   - func: "upload test results to s3"
 
+task_groups:
+  - name: testatlas_task_group
+    setup_group_can_fail_task: true
+    setup_group_timeout_secs: 1800 # 30 minutes
+    setup_group:
+      - func: fetch source
+      - func: create expansions
+      - command: shell.exec
+        params:
+          shell: "bash"
+          working_dir: "src"
+          script: |
+            ${PREPARE_SHELL}
+
+            DRIVERS_ATLAS_PUBLIC_API_KEY="${DRIVERS_ATLAS_PUBLIC_API_KEY}" \
+              DRIVERS_ATLAS_PRIVATE_API_KEY="${DRIVERS_ATLAS_PRIVATE_API_KEY}" \
+              DRIVERS_ATLAS_GROUP_ID="${DRIVERS_ATLAS_GROUP_ID}" \
+              DRIVERS_ATLAS_LAMBDA_USER="${DRIVERS_ATLAS_LAMBDA_USER}" \
+              DRIVERS_ATLAS_LAMBDA_PASSWORD="${DRIVERS_ATLAS_LAMBDA_PASSWORD}" \
+              LAMBDA_STACK_NAME="dbx-ruby-lambda" \
+              MONGODB_VERSION="7.0" \
+              task_id="${task_id}" \
+              execution="${execution}" \
+              $DRIVERS_TOOLS/.evergreen/atlas/setup-atlas-cluster.sh
+      - command: expansions.update
+        params:
+          file: src/atlas-expansion.yml
+    teardown_group:
+      - command: shell.exec
+        params:
+          shell: "bash"
+          working_dir: "src"
+          script: |
+            ${PREPARE_SHELL}
+
+            DRIVERS_ATLAS_PUBLIC_API_KEY="${DRIVERS_ATLAS_PUBLIC_API_KEY}" \
+              DRIVERS_ATLAS_PRIVATE_API_KEY="${DRIVERS_ATLAS_PRIVATE_API_KEY}" \
+              DRIVERS_ATLAS_GROUP_ID="${DRIVERS_ATLAS_GROUP_ID}" \
+              LAMBDA_STACK_NAME="dbx-ruby-lambda" \
+              task_id="${task_id}" \
+              execution="${execution}" \
+              $DRIVERS_TOOLS/.evergreen/atlas/teardown-atlas-cluster.sh
+    tasks:
+      - test-full-atlas-task
+
 tasks:
     - name: "test"
       commands:
         - func: "run tests"
-
+    - name: "test-full-atlas-task"
+      commands:
+        - command: shell.exec
+          type: test
+          params:
+            working_dir: "src"
+            shell: "bash"
+            script: |
+              ${PREPARE_SHELL}
+              MONGODB_URI="${MONGODB_URI}" \
+                .evergreen/run-tests-atlas-full.sh
 axes:
   - id: "mongodb-version"
     display_name: MongoDB Version
     values:
+      - id: "8.0"
+        display_name: "MongoDB 8.0"
+        variables:
+           VERSION: "8.0"
+      - id: "7.0"
+        display_name: "MongoDB 7.0"
+        variables:
+           VERSION: "7.0"
       - id: "6.0"
         display_name: "MongoDB 6.0"
         variables:
@@ -355,22 +411,7 @@ axes:
         display_name: "MongoDB 3.6"
         variables:
            VERSION: "3.6"
-      - id: "3.4"
-        display_name: "MongoDB 3.4"
-        variables:
-           VERSION: "3.4"
-      - id: "3.2"
-        display_name: "MongoDB 3.2"
-        variables:
-           VERSION: "3.2"
-      - id: "3.0"
-        display_name: "MongoDB 3.0"
-        variables:
-           VERSION: "3.0"
-      - id: "2.6"
-        display_name: "MongoDB 2.6"
-        variables:
-           VERSION: "2.6"
+
   - id: "topology"
     display_name: Topology
     values:
@@ -386,7 +427,11 @@ axes:
         display_name: Sharded Cluster
         variables:
            TOPOLOGY: "sharded-cluster"
-           SINGLE_MONGOS: true
+      - id: "load-balanced"
+        display_name: Load Balanced
+        variables:
+           TOPOLOGY: "load-balanced"
+
   - id: "auth"
     display_name: Authentication
     values:
@@ -398,6 +443,7 @@ axes:
         display_name: NoAuth
         variables:
            AUTH: "noauth"
+
   - id: "ssl"
     display_name: SSL
     values:
@@ -409,17 +455,10 @@ axes:
         display_name: NoSSL
         variables:
            SSL: "nossl"
+
   - id: "ruby"
     display_name: Ruby Version
     values:
-      - id: "ruby-2.5"
-        display_name: ruby-2.5
-        variables:
-           RVM_RUBY: "ruby-2.5"
-      - id: "ruby-2.6"
-        display_name: ruby-2.6
-        variables:
-           RVM_RUBY: "ruby-2.6"
       - id: "ruby-2.7"
         display_name: ruby-2.7
         variables:
@@ -432,39 +471,24 @@ axes:
         display_name: ruby-3.1
         variables:
           RVM_RUBY: "ruby-3.1"
-      - id: "ruby-head"
-        display_name: ruby-head
-        variables:
-           RVM_RUBY: "ruby-head"
+
   - id: "jruby"
     display_name: JRuby Version
     values:
-      - id: "jruby-9.2"
-        display_name: jruby-9.2
-        variables:
-           RVM_RUBY: "jruby-9.2"
       - id: "jruby-9.3"
         display_name: jruby-9.3
         variables:
            RVM_RUBY: "jruby-9.3"
+
   - id: "os"
     display_name: OS
     values:
-      - id: ubuntu-16.04
-        display_name: "Ubuntu 16.04"
-        run_on: ubuntu1604-small
-      - id: ubuntu-18.04
-        display_name: "Ubuntu 18.04"
-        run_on: ubuntu1804-small
       - id: ubuntu-20.04
         display_name: "Ubuntu 20.04"
         run_on: ubuntu2004-small
-      - id: rhel70
-        display_name: "RHEL 7.0"
-        run_on: rhel70-small
-      - id: rhel80
-        display_name: "RHEL 8.0"
-        run_on: rhel80-small
+        variables:
+          DOCKER_DISTRO: ubuntu2004
+
   - id: "driver"
     display_name: Driver Version
     values:
@@ -504,21 +528,18 @@ axes:
         display_name: "Driver-min (JRuby)"
         variables:
           DRIVER: "min-jruby"
+      - id: bson-min
+        display_name: "BSON-min"
+        variables:
+          DRIVER: "bson-min"
+      - id: bson-master
+        display_name: "BSON-master"
+        variables:
+          DRIVER: "bson-master"
+
   - id: "rails"
     display_name: Rails Version
     values:
-      - id: master
-        display_name: "Rails master"
-        variables:
-          RAILS: "master"
-      - id: "5.1"
-        display_name: "Rails 5.1"
-        variables:
-          RAILS: "5.1"
-      - id: "5.2"
-        display_name: "Rails 5.2"
-        variables:
-          RAILS: "5.2"
       - id: "6.0"
         display_name: "Rails 6.0"
         variables:
@@ -531,15 +552,7 @@ axes:
         display_name: "Rails 7.0"
         variables:
           RAILS: "7.0"
-  - id: "i18n"
-    display_name: I18n version
-    values:
-      - id: '1.0'
-        display_name: "i18n-1.0"
-        variables:
-           I18N: "1.0"
-      - id: current
-        display_name: "i18n-current"
+
   - id: "test-i18n-fallbacks"
     display_name: Test i18n fallbacks
     values:
@@ -547,240 +560,49 @@ axes:
         display_name: "i18n-fallbacks"
         variables:
            TEST_I18N_FALLBACKS: yes
-  - id: app-tests
-    display_name: Mongoid application tests
-    values:
-      - id: yes
-        display_name: Yes
-        variables:
-          APP_TESTS: yes
-
 buildvariants:
-- matrix_name: "ruby-3.1"
+- matrix_name: "mongodb-8.0"
   matrix_spec:
-    ruby: ["ruby-3.1"]
+    ruby: '*'
     driver: ["current"]
     topology: '*'
-    mongodb-version: ['6.0']
+    mongodb-version: ['8.0']
+    os: ubuntu-20.04
   display_name: "${ruby}, ${driver}, ${mongodb-version}, ${topology}"
-  run_on:
-    - ubuntu2004-small
-  tasks:
-    - name: "test"
-
-- matrix_name: "mongodb-5.3"
-  matrix_spec:
-    ruby: ["ruby-3.1"]
-    driver: ["current"]
-    topology: '*'
-    mongodb-version: ['5.3']
-  display_name: "${ruby}, ${driver}, ${mongodb-version}, ${topology}"
-  run_on:
-    - ubuntu2004-small
-  tasks:
-    - name: "test"
-
-- matrix_name: "ruby-3.0"
-  matrix_spec:
-    ruby: ["ruby-3.0"]
-    driver: ["current"]
-    topology: ['replica-set']
-    mongodb-version: ['5.0']
-  display_name: "${ruby}, ${driver}, ${mongodb-version}, ${topology}"
-  run_on:
-    - ubuntu2004-small
   tasks:
     - name: "test"
 
 - matrix_name: "jruby"
   matrix_spec:
-    jruby: ["jruby-9.2", "jruby-9.3"]
+    jruby: '*'
     driver: ["current"]
     topology: ['replica-set', 'sharded-cluster']
-    mongodb-version: '5.0'
+    mongodb-version: '8.0'
+    os: ubuntu-20.04
   display_name: "${jruby}, ${driver}, ${mongodb-version}, ${topology}"
-  run_on:
-    - ubuntu1804-small
   tasks:
     - name: "test"
 
-- matrix_name: "ruby-2.7"
+- matrix_name: "rails"
   matrix_spec:
-    ruby: ["ruby-2.7"]
-    driver: ["current"]
-    topology: '*'
-    mongodb-version: ['4.4']
-  display_name: "${ruby}, ${driver}, ${mongodb-version}, ${topology}"
-  run_on:
-    - ubuntu1804-small
-  tasks:
-    - name: "test"
-
-- matrix_name: "ruby-2.6"
-  matrix_spec:
-    ruby: ["ruby-2.6"]
-    driver: ["current"]
-    topology: ['replica-set']
-    mongodb-version: ['4.0']
-  display_name: "${ruby}, ${driver}, ${mongodb-version}, ${topology}"
-  run_on:
-    - ubuntu1604-small
-  tasks:
-    - name: "test"
-
-- matrix_name: "ruby-2.5"
-  matrix_spec:
-    ruby: ["ruby-2.5"]
-    driver: ["current"]
-    topology: ['replica-set']
-    mongodb-version: ['3.6']
-  display_name: "${ruby}, ${driver}, ${mongodb-version}, ${topology}"
-  run_on:
-    - ubuntu1604-small
-  tasks:
-    - name: "test"
-
-- matrix_name: "driver-upcoming"
-  matrix_spec:
-    driver: [master, stable]
     ruby: ["ruby-3.1"]
-    mongodb-version: "5.0"
-    topology: ['replica-set', 'sharded-cluster']
-  display_name: "${ruby}, ${driver}, ${mongodb-version}, ${topology}"
-  run_on:
-    - ubuntu2004-small
-  tasks:
-     - name: "test"
-
-- matrix_name: "driver-oldstable"
-  matrix_spec:
-    driver: [oldstable, min]
-    ruby: ["ruby-2.5"]
-    mongodb-version: "4.0"
-    topology: ['replica-set', 'sharded-cluster']
-  display_name: "${ruby}, ${driver}, ${mongodb-version}, ${topology}"
-  run_on:
-    - ubuntu1804-small
-  tasks:
-     - name: "test"
-
-- matrix_name: "driver-min"
-  matrix_spec:
-    driver: [min]
-    ruby: ["ruby-2.5"]
-    mongodb-version: "3.6"
-    topology: "standalone"
-  display_name: "${ruby}, ${driver}, ${mongodb-version}, ${topology}"
-  run_on:
-    - ubuntu1604-small
-  tasks:
-     - name: "test"
-
-- matrix_name: "rails-7"
-  matrix_spec:
-    ruby: ["ruby-3.0"]
-    driver: ["current"]
-    mongodb-version: "5.0"
-    topology: "standalone"
-    rails: ['7.0']
-  display_name: "${rails}, ${driver}, ${mongodb-version}"
-  run_on:
-    - ubuntu2004-small
-  tasks:
-     - name: "test"
-
-- matrix_name: "rails-6"
-  matrix_spec:
-    ruby: ["ruby-3.0"]
     driver: ["current"]
-    mongodb-version: "5.0"
-    topology: "standalone"
-    rails: ['6.0', '6.1']
+    mongodb-version: "8.0"
+    topology: "replica-set"
+    rails: '*'
+    os: ubuntu-20.04
   display_name: "${rails}, ${driver}, ${mongodb-version}"
-  run_on:
-    - ubuntu2004-small
   tasks:
-     - name: "test"
-
-- matrix_name: "rails-5"
-  matrix_spec:
-    ruby: ["ruby-2.7"]
-    driver: ["current"]
-    mongodb-version: "4.0"
-    topology: "standalone"
-    rails: ['5.1', '5.2']
-  display_name: "${rails}, ${driver}, ${mongodb-version}"
-  run_on:
-    - ubuntu1804-small
-  tasks:
-     - name: "test"
-
-- matrix_name: "i18n-1.0"
-  matrix_spec:
-    ruby: "ruby-2.5"
-    driver: ["current"]
-    mongodb-version: "4.4"
-    topology: "standalone"
-    i18n: '1.0'
-  display_name: "i18n-1.0 ${rails}, ${driver}, ${mongodb-version}"
-  run_on:
-    - ubuntu1804-small
-  tasks:
-     - name: "test"
+    - name: "test"
 
 - matrix_name: "i18n-fallbacks"
   matrix_spec:
-    ruby: "ruby-2.6"
+    ruby: "ruby-3.0"
     driver: ["current"]
-    mongodb-version: "4.2"
+    mongodb-version: "4.4"
     topology: "standalone"
-    i18n: '*'
     test-i18n-fallbacks: yes
-  display_name: "i18n fallbacks ${rails}, ${driver}, ${mongodb-version}, ${i18n}"
-  run_on:
-    - ubuntu1804-small
-  tasks:
-     - name: "test"
-
-# https://jira.mongodb.org/browse/MONGOID-5216
-# - matrix_name: app-tests-ruby-3
-#   matrix_spec:
-#     ruby: ["ruby-3.0", "ruby-3.1"]
-#     driver: ["current"]
-#     mongodb-version: '5.0'
-#     topology: standalone
-#     app-tests: yes
-#     rails: ['6.0', '6.1']
-#   display_name: "app tests ${driver}, ${ruby}, ${rails}"
-#   run_on:
-#     - ubuntu2004-small
-#   tasks:
-#     - name: "test"
-
-- matrix_name: app-tests-ruby-2.7
-  matrix_spec:
-    ruby: ruby-2.7
-    driver: ["current"]
-    mongodb-version: '5.0'
-    topology: standalone
-    app-tests: yes
-    rails: ['5.1', '5.2']
-  display_name: "app tests ${driver}, ${ruby}, ${rails}"
-  run_on:
-    - ubuntu1804-small
-  tasks:
-     - name: "test"
-
-- matrix_name: app-tests-jruby
-  matrix_spec:
-    jruby: ["jruby-9.2", "jruby-9.3"]
-    driver: ["current"]
-    mongodb-version: '5.0'
-    topology: standalone
-    app-tests: yes
-    rails: ['6.0']
-  display_name: "app tests ${driver}, ${jruby}"
-  run_on:
-    - ubuntu1804-small
+    os: ubuntu-20.04
+  display_name: "i18n fallbacks ${rails}, ${driver}, ${mongodb-version}"
   tasks:
      - name: "test"
diff --git a/.evergreen/config/axes.yml.erb b/.evergreen/config/axes.yml.erb
new file mode 100644
index 0000000000..15dbda32d1
--- /dev/null
+++ b/.evergreen/config/axes.yml.erb
@@ -0,0 +1,189 @@
+axes:
+  - id: "mongodb-version"
+    display_name: MongoDB Version
+    values:
+      - id: "8.0"
+        display_name: "MongoDB 8.0"
+        variables:
+           VERSION: "8.0"
+      - id: "7.0"
+        display_name: "MongoDB 7.0"
+        variables:
+           VERSION: "7.0"
+      - id: "6.0"
+        display_name: "MongoDB 6.0"
+        variables:
+           VERSION: "6.0"
+      - id: "5.3"
+        display_name: "MongoDB 5.3"
+        variables:
+           VERSION: "5.3"
+      - id: "5.0"
+        display_name: "MongoDB 5.0"
+        variables:
+           VERSION: "5.0"
+      - id: "4.4"
+        display_name: "MongoDB 4.4"
+        variables:
+           VERSION: "4.4"
+      - id: "4.2"
+        display_name: "MongoDB 4.2"
+        variables:
+           VERSION: "4.2"
+      - id: "4.0"
+        display_name: "MongoDB 4.0"
+        variables:
+           VERSION: "4.0"
+      - id: "3.6"
+        display_name: "MongoDB 3.6"
+        variables:
+           VERSION: "3.6"
+
+  - id: "topology"
+    display_name: Topology
+    values:
+      - id: "standalone"
+        display_name: Standalone
+        variables:
+           TOPOLOGY: "standalone"
+      - id: "replica-set"
+        display_name: Replica Set
+        variables:
+           TOPOLOGY: "replica-set"
+      - id: "sharded-cluster"
+        display_name: Sharded Cluster
+        variables:
+           TOPOLOGY: "sharded-cluster"
+      - id: "load-balanced"
+        display_name: Load Balanced
+        variables:
+           TOPOLOGY: "load-balanced"
+
+  - id: "auth"
+    display_name: Authentication
+    values:
+      - id: "auth"
+        display_name: Auth
+        variables:
+           AUTH: "auth"
+      - id: "noauth"
+        display_name: NoAuth
+        variables:
+           AUTH: "noauth"
+
+  - id: "ssl"
+    display_name: SSL
+    values:
+      - id: "ssl"
+        display_name: SSL
+        variables:
+           SSL: "ssl"
+      - id: "nossl"
+        display_name: NoSSL
+        variables:
+           SSL: "nossl"
+
+  - id: "ruby"
+    display_name: Ruby Version
+    values:
+      - id: "ruby-2.7"
+        display_name: ruby-2.7
+        variables:
+           RVM_RUBY: "ruby-2.7"
+      - id: "ruby-3.0"
+        display_name: ruby-3.0
+        variables:
+          RVM_RUBY: "ruby-3.0"
+      - id: "ruby-3.1"
+        display_name: ruby-3.1
+        variables:
+          RVM_RUBY: "ruby-3.1"
+
+  - id: "jruby"
+    display_name: JRuby Version
+    values:
+      - id: "jruby-9.3"
+        display_name: jruby-9.3
+        variables:
+           RVM_RUBY: "jruby-9.3"
+
+  - id: "os"
+    display_name: OS
+    values:
+      - id: ubuntu-20.04
+        display_name: "Ubuntu 20.04"
+        run_on: ubuntu2004-small
+        variables:
+          DOCKER_DISTRO: ubuntu2004
+
+  - id: "driver"
+    display_name: Driver Version
+    values:
+      - id: current
+        display_name: "Driver-current"
+        variables:
+          DRIVER: "current"
+      - id: master
+        display_name: "Driver-master"
+        variables:
+          DRIVER: "master"
+      - id: master-jruby
+        display_name: "Driver-master (JRuby)"
+        variables:
+          DRIVER: "master-jruby"
+      - id: stable
+        display_name: "Driver-stable"
+        variables:
+          DRIVER: "stable"
+      - id: stable-jruby
+        display_name: "Driver-stable (JRuby)"
+        variables:
+          DRIVER: "stable-jruby"
+      - id: oldstable
+        display_name: "Driver-oldstable"
+        variables:
+          DRIVER: "oldstable"
+      - id: oldstable-jruby
+        display_name: "Driver-oldstable (JRuby)"
+        variables:
+          DRIVER: "oldstable-jruby"
+      - id: min
+        display_name: "Driver-min"
+        variables:
+          DRIVER: "min"
+      - id: min-jruby
+        display_name: "Driver-min (JRuby)"
+        variables:
+          DRIVER: "min-jruby"
+      - id: bson-min
+        display_name: "BSON-min"
+        variables:
+          DRIVER: "bson-min"
+      - id: bson-master
+        display_name: "BSON-master"
+        variables:
+          DRIVER: "bson-master"
+
+  - id: "rails"
+    display_name: Rails Version
+    values:
+      - id: "6.0"
+        display_name: "Rails 6.0"
+        variables:
+          RAILS: "6.0"
+      - id: "6.1"
+        display_name: "Rails 6.1"
+        variables:
+          RAILS: "6.1"
+      - id: "7.0"
+        display_name: "Rails 7.0"
+        variables:
+          RAILS: "7.0"
+
+  - id: "test-i18n-fallbacks"
+    display_name: Test i18n fallbacks
+    values:
+      - id: yes
+        display_name: "i18n-fallbacks"
+        variables:
+           TEST_I18N_FALLBACKS: yes
diff --git a/.evergreen/config/commands.yml.erb b/.evergreen/config/commands.yml.erb
new file mode 100644
index 0000000000..c7966e9791
--- /dev/null
+++ b/.evergreen/config/commands.yml.erb
@@ -0,0 +1,347 @@
+functions:
+  "fetch source":
+    # Executes git clone and applies the submitted patch, if any
+    - command: git.get_project
+      params:
+        directory: "src"
+    - command: shell.exec
+      params:
+        working_dir: "src"
+        script: |
+          set -ex
+
+          git submodule update --init --recursive
+
+  "create expansions":
+    # Make an evergreen exapansion file with dynamic values
+    - command: shell.exec
+      params:
+        working_dir: "src"
+        script: |
+          # Get the current unique version of this checkout
+          if [ "${is_patch}" = "true" ]; then
+            CURRENT_VERSION=$(git describe)-patch-${version_id}
+          else
+            CURRENT_VERSION=latest
+          fi
+
+          export DRIVERS_TOOLS="$(pwd)/.mod/drivers-evergreen-tools"
+
+          export MONGO_ORCHESTRATION_HOME="$DRIVERS_TOOLS/.evergreen/orchestration"
+          export MONGODB_BINARIES="$DRIVERS_TOOLS/mongodb/bin"
+          export UPLOAD_BUCKET="${project}"
+          export PROJECT_DIRECTORY="$(pwd)"
+
+          cat <<EOT > expansion.yml
+          CURRENT_VERSION: "$CURRENT_VERSION"
+          DRIVERS_TOOLS: "$DRIVERS_TOOLS"
+          MONGO_ORCHESTRATION_HOME: "$MONGO_ORCHESTRATION_HOME"
+          MONGODB_BINARIES: "$MONGODB_BINARIES"
+          UPLOAD_BUCKET: "$UPLOAD_BUCKET"
+          PROJECT_DIRECTORY: "$PROJECT_DIRECTORY"
+          PREPARE_SHELL: |
+            set -o errexit
+            set -o xtrace
+            export DRIVERS_TOOLS="$DRIVERS_TOOLS"
+            export MONGO_ORCHESTRATION_HOME="$MONGO_ORCHESTRATION_HOME"
+            export MONGODB_BINARIES="$MONGODB_BINARIES"
+            export UPLOAD_BUCKET="$UPLOAD_BUCKET"
+            export PROJECT_DIRECTORY="$PROJECT_DIRECTORY"
+
+            export TMPDIR="$MONGO_ORCHESTRATION_HOME/db"
+            export PATH="$MONGODB_BINARIES:$PATH"
+            export PROJECT="${project}"
+
+            export MONGODB_VERSION="${VERSION}"
+            export TOPOLOGY="${TOPOLOGY}"
+            export SINGLE_MONGOS="${SINGLE_MONGOS}"
+            export AUTH="${AUTH}"
+            export SSL="${SSL}"
+            export APP_TESTS="${APP_TESTS}"
+            export DOCKER_DISTRO="${DOCKER_DISTRO}"
+            export RVM_RUBY="${RVM_RUBY}"
+            export RAILS="${RAILS}"
+            export DRIVER="${DRIVER}"
+            export TEST_I18N_FALLBACKS="${TEST_I18N_FALLBACKS}"
+            export FLE="${FLE}"
+          EOT
+          # See what we've done
+          cat expansion.yml
+
+    # Load the expansion file to make an evergreen variable with the current unique version
+    - command: expansions.update
+      params:
+        file: src/expansion.yml
+
+  "exec script" :
+    - command: shell.exec
+      type: test
+      params:
+        working_dir: "src"
+        script: |
+          ${PREPARE_SHELL}
+          [ -f ${PROJECT_DIRECTORY}/${file} ] && sh ${PROJECT_DIRECTORY}/${file} || echo "${PROJECT_DIRECTORY}/${file} not available, skipping"
+
+  "upload docs" :
+    - command: shell.exec
+      params:
+        silent: true
+        script: |
+           export AWS_ACCESS_KEY_ID=${aws_key}
+           export AWS_SECRET_ACCESS_KEY=${aws_secret}
+           aws s3 cp ${PROJECT_DIRECTORY}/doc/html s3://mciuploads/${UPLOAD_BUCKET}/docs/${CURRENT_VERSION} --recursive --acl public-read --region us-east-1
+    - command: s3.put
+      params:
+        aws_key: ${aws_key}
+        aws_secret: ${aws_secret}
+        local_file:  ${PROJECT_DIRECTORY}/doc/html/index.html
+        remote_file: ${UPLOAD_BUCKET}/docs/${CURRENT_VERSION}/index.html
+        bucket: mciuploads
+        permissions: public-read
+        content_type: text/html
+        display_name: "Rendered docs"
+
+  "upload coverage" :
+    - command: shell.exec
+      params:
+        silent: true
+        script: |
+           export AWS_ACCESS_KEY_ID=${aws_key}
+           export AWS_SECRET_ACCESS_KEY=${aws_secret}
+           aws s3 cp ${PROJECT_DIRECTORY}/coverage s3://mciuploads/${UPLOAD_BUCKET}/${build_variant}/${revision}/${version_id}/${build_id}/coverage/ --recursive --acl public-read --region us-east-1
+    - command: s3.put
+      params:
+        aws_key: ${aws_key}
+        aws_secret: ${aws_secret}
+        local_file:  ${PROJECT_DIRECTORY}/coverage/index.html
+        remote_file: ${UPLOAD_BUCKET}/${build_variant}/${revision}/${version_id}/${build_id}/coverage/index.html
+        bucket: mciuploads
+        permissions: public-read
+        content_type: text/html
+        display_name: "Coverage Report"
+
+  "upload mo artifacts":
+    - command: shell.exec
+      params:
+        script: |
+          ${PREPARE_SHELL}
+          find $MONGO_ORCHESTRATION_HOME -name \*.log | xargs tar czf mongodb-logs.tar.gz
+    - command: s3.put
+      params:
+        aws_key: ${aws_key}
+        aws_secret: ${aws_secret}
+        local_file: mongodb-logs.tar.gz
+        remote_file: ${UPLOAD_BUCKET}/${build_variant}/${revision}/${version_id}/${build_id}/logs/${task_id}-${execution}-mongodb-logs.tar.gz
+        bucket: mciuploads
+        permissions: public-read
+        content_type: ${content_type|application/x-gzip}
+        display_name: "mongodb-logs.tar.gz"
+    - command: s3.put
+      params:
+        aws_key: ${aws_key}
+        aws_secret: ${aws_secret}
+        local_file: ${DRIVERS_TOOLS}/.evergreen/orchestration/server.log
+        remote_file: ${UPLOAD_BUCKET}/${build_variant}/${revision}/${version_id}/${build_id}/logs/${task_id}-${execution}-orchestration.log
+        bucket: mciuploads
+        permissions: public-read
+        content_type: ${content_type|text/plain}
+        display_name: "orchestration.log"
+
+  "upload working dir":
+    - command: archive.targz_pack
+      params:
+        target: "working-dir.tar.gz"
+        source_dir: ${PROJECT_DIRECTORY}/
+        include:
+          - "./**"
+    - command: s3.put
+      params:
+        aws_key: ${aws_key}
+        aws_secret: ${aws_secret}
+        local_file: working-dir.tar.gz
+        remote_file: ${UPLOAD_BUCKET}/${build_variant}/${revision}/${version_id}/${build_id}/artifacts/${task_id}-${execution}-working-dir.tar.gz
+        bucket: mciuploads
+        permissions: public-read
+        content_type: ${content_type|application/x-gzip}
+        display_name: "working-dir.tar.gz"
+    - command: archive.targz_pack
+      params:
+        target: "drivers-dir.tar.gz"
+        source_dir: ${DRIVERS_TOOLS}
+        include:
+          - "./**"
+    - command: s3.put
+      params:
+        aws_key: ${aws_key}
+        aws_secret: ${aws_secret}
+        local_file: drivers-dir.tar.gz
+        remote_file: ${UPLOAD_BUCKET}/${build_variant}/${revision}/${version_id}/${build_id}/artifacts/${task_id}-${execution}-drivers-dir.tar.gz
+        bucket: mciuploads
+        permissions: public-read
+        content_type: ${content_type|application/x-gzip}
+        display_name: "drivers-dir.tar.gz"
+
+  "upload test results to s3":
+    - command: s3.put
+      params:
+        aws_key: ${aws_key}
+        aws_secret: ${aws_secret}
+        # src is the relative path to repo checkout,
+        # This is specified in this yaml file earlier.
+        local_file: ./src/tmp/rspec.json
+        display_name: rspec.json
+        remote_file: ${UPLOAD_BUCKET}/${version_id}/${build_id}/artifacts/${build_variant}/rspec.json
+        content_type: application/json
+        permissions: public-read
+        bucket: mciuploads
+    # AWS does not appear to support on-the-fly gzip encoding; compress
+    # the results manually and upload a compressed file.
+    # Typical size reduction: 50 MB -> 800 KB
+    - command: shell.exec
+      params:
+        script: |
+          gzip <src/tmp/rspec.json >src/tmp/rspec.json.gz
+    - command: s3.put
+      params:
+        aws_key: ${aws_key}
+        aws_secret: ${aws_secret}
+        # src is the relative path to repo checkout,
+        # This is specified in this yaml file earlier.
+        local_file: ./src/tmp/rspec.json.gz
+        display_name: rspec.json.gz
+        remote_file: ${UPLOAD_BUCKET}/${version_id}/${build_id}/artifacts/${build_variant}/rspec.json.gz
+        content_type: application/gzip
+        permissions: public-read
+        bucket: mciuploads
+    - command: shell.exec
+      params:
+        script: |
+          xz -9 <src/tmp/rspec.json >src/tmp/rspec.json.xz
+    - command: s3.put
+      params:
+        aws_key: ${aws_key}
+        aws_secret: ${aws_secret}
+        # src is the relative path to repo checkout,
+        # This is specified in this yaml file earlier.
+        local_file: ./src/tmp/rspec.json.xz
+        display_name: rspec.json.xz
+        remote_file: ${UPLOAD_BUCKET}/${version_id}/${build_id}/artifacts/${build_variant}/rspec.json.xz
+        content_type: application/x-xz
+        permissions: public-read
+        bucket: mciuploads
+
+  "upload test results":
+    - command: attach.xunit_results
+      params:
+        file: ./src/rspec.xml
+
+  "run tests":
+    - command: shell.exec
+      type: test
+      params:
+        shell: bash
+        working_dir: "src"
+        script: |
+          ${PREPARE_SHELL}
+          env \
+            MONGODB_URI="${MONGODB_URI}" \
+            TOPOLOGY="${TOPOLOGY}" \
+            RVM_RUBY="${RVM_RUBY}" \
+            RAILS="${RAILS}" \
+            DRIVER="${DRIVER}" \
+            TEST_I18N_FALLBACKS="${TEST_I18N_FALLBACKS}" \
+            FLE="${FLE}" \
+            .evergreen/run-tests-docker.sh
+
+  "fix absolute paths":
+    - command: shell.exec
+      params:
+        script: |
+          ${PREPARE_SHELL}
+          for filename in $(find ${DRIVERS_TOOLS} -name \*.json); do
+            perl -p -i -e "s|ABSOLUTE_PATH_REPLACEMENT_TOKEN|${DRIVERS_TOOLS}|g" $filename
+          done
+
+  "install dependencies":
+    - command: shell.exec
+      type: test
+      params:
+        working_dir: "src"
+        script: |
+          ${PREPARE_SHELL}
+          file="${PROJECT_DIRECTORY}/.evergreen/install-dependencies.sh"
+          [ -f ${file} ] && sh ${file} || echo "${file} not available, skipping"
+
+pre:
+  - func: "fetch source"
+  - func: "create expansions"
+  - func: "fix absolute paths"
+  - func: "install dependencies"
+
+post:
+  # Removed, causing timeouts
+  # - func: "upload working dir"
+  - func: "upload mo artifacts"
+  # - func: "upload test results"
+  - func: "upload test results to s3"
+
+task_groups:
+  - name: testatlas_task_group
+    setup_group_can_fail_task: true
+    setup_group_timeout_secs: 1800 # 30 minutes
+    setup_group:
+      - func: fetch source
+      - func: create expansions
+      - command: shell.exec
+        params:
+          shell: "bash"
+          working_dir: "src"
+          script: |
+            ${PREPARE_SHELL}
+
+            DRIVERS_ATLAS_PUBLIC_API_KEY="${DRIVERS_ATLAS_PUBLIC_API_KEY}" \
+              DRIVERS_ATLAS_PRIVATE_API_KEY="${DRIVERS_ATLAS_PRIVATE_API_KEY}" \
+              DRIVERS_ATLAS_GROUP_ID="${DRIVERS_ATLAS_GROUP_ID}" \
+              DRIVERS_ATLAS_LAMBDA_USER="${DRIVERS_ATLAS_LAMBDA_USER}" \
+              DRIVERS_ATLAS_LAMBDA_PASSWORD="${DRIVERS_ATLAS_LAMBDA_PASSWORD}" \
+              LAMBDA_STACK_NAME="dbx-ruby-lambda" \
+              MONGODB_VERSION="7.0" \
+              task_id="${task_id}" \
+              execution="${execution}" \
+              $DRIVERS_TOOLS/.evergreen/atlas/setup-atlas-cluster.sh
+      - command: expansions.update
+        params:
+          file: src/atlas-expansion.yml
+    teardown_group:
+      - command: shell.exec
+        params:
+          shell: "bash"
+          working_dir: "src"
+          script: |
+            ${PREPARE_SHELL}
+
+            DRIVERS_ATLAS_PUBLIC_API_KEY="${DRIVERS_ATLAS_PUBLIC_API_KEY}" \
+              DRIVERS_ATLAS_PRIVATE_API_KEY="${DRIVERS_ATLAS_PRIVATE_API_KEY}" \
+              DRIVERS_ATLAS_GROUP_ID="${DRIVERS_ATLAS_GROUP_ID}" \
+              LAMBDA_STACK_NAME="dbx-ruby-lambda" \
+              task_id="${task_id}" \
+              execution="${execution}" \
+              $DRIVERS_TOOLS/.evergreen/atlas/teardown-atlas-cluster.sh
+    tasks:
+      - test-full-atlas-task
+
+tasks:
+    - name: "test"
+      commands:
+        - func: "run tests"
+    - name: "test-full-atlas-task"
+      commands:
+        - command: shell.exec
+          type: test
+          params:
+            working_dir: "src"
+            shell: "bash"
+            script: |
+              ${PREPARE_SHELL}
+              MONGODB_URI="${MONGODB_URI}" \
+                .evergreen/run-tests-atlas-full.sh
diff --git a/.evergreen/config/options.yml.erb b/.evergreen/config/options.yml.erb
new file mode 100644
index 0000000000..8529194576
--- /dev/null
+++ b/.evergreen/config/options.yml.erb
@@ -0,0 +1,23 @@
+# When a task that used to pass starts to fail
+# Go through all versions that may have been skipped to detect
+# when the task started failing
+stepback: true
+
+# Fail builds when pre tasks fail.
+pre_error_fails_task: true
+
+# Mark a failure as a system/bootstrap failure (purple box) rather then a task
+# failure by default.
+# Actual testing tasks are marked with `type: test`
+command_type: system
+
+# Protect ourself against rogue test case, or curl gone wild, that runs forever
+# jruby runs take over two hours sometimes
+exec_timeout_secs: 10800
+
+# What to do when evergreen hits the timeout (`post:` tasks are run automatically)
+timeout:
+  - command: shell.exec
+    params:
+      script: |
+        ls -la
diff --git a/.evergreen/config/variants.yml.erb b/.evergreen/config/variants.yml.erb
new file mode 100644
index 0000000000..1acd52ed96
--- /dev/null
+++ b/.evergreen/config/variants.yml.erb
@@ -0,0 +1,46 @@
+buildvariants:
+- matrix_name: "mongodb-8.0"
+  matrix_spec:
+    ruby: '*'
+    driver: ["current"]
+    topology: '*'
+    mongodb-version: ['8.0']
+    os: ubuntu-20.04
+  display_name: "${ruby}, ${driver}, ${mongodb-version}, ${topology}"
+  tasks:
+    - name: "test"
+
+- matrix_name: "jruby"
+  matrix_spec:
+    jruby: '*'
+    driver: ["current"]
+    topology: ['replica-set', 'sharded-cluster']
+    mongodb-version: '8.0'
+    os: ubuntu-20.04
+  display_name: "${jruby}, ${driver}, ${mongodb-version}, ${topology}"
+  tasks:
+    - name: "test"
+
+- matrix_name: "rails"
+  matrix_spec:
+    ruby: ["ruby-3.1"]
+    driver: ["current"]
+    mongodb-version: "8.0"
+    topology: "replica-set"
+    rails: '*'
+    os: ubuntu-20.04
+  display_name: "${rails}, ${driver}, ${mongodb-version}"
+  tasks:
+    - name: "test"
+
+- matrix_name: "i18n-fallbacks"
+  matrix_spec:
+    ruby: "ruby-3.0"
+    driver: ["current"]
+    mongodb-version: "4.4"
+    topology: "standalone"
+    test-i18n-fallbacks: yes
+    os: ubuntu-20.04
+  display_name: "i18n fallbacks ${rails}, ${driver}, ${mongodb-version}"
+  tasks:
+     - name: "test"
diff --git a/.evergreen/download-mongodb.sh b/.evergreen/download-mongodb.sh
new file mode 100755
index 0000000000..0ebe1d23dc
--- /dev/null
+++ b/.evergreen/download-mongodb.sh
@@ -0,0 +1,868 @@
+#!/usr/bin/env bash
+# shellcheck shell=sh
+
+#For future use the feed to get full list of distros : http://downloads.mongodb.org/full.json
+
+set -o errexit  # Exit the script with error if any of the commands fail
+
+get_distro ()
+{
+   if [ -f /etc/os-release ]; then
+      . /etc/os-release
+      DISTRO="${ID}-${VERSION_ID}"
+   elif [ -f /etc/centos-release ]; then
+      version=$(cat /etc/centos-release | tr -dc '0-9.' | cut -d '.' -f1)
+      DISTRO="centos-${version}"
+   elif command -v lsb_release >/dev/null 2>&1; then
+      name=$(lsb_release -s -i)
+      if [ "$name" = "RedHatEnterpriseServer" ]; then # RHEL 6.2 at least
+         name="rhel"
+      fi
+      version=$(lsb_release -s -r)
+      DISTRO="${name}-${version}"
+   elif [ -f /etc/redhat-release ]; then
+      release=$(cat /etc/redhat-release)
+      case $release in
+         *Red\ Hat*)
+            name="rhel"
+         ;;
+         Fedora*)
+            name="fedora"
+         ;;
+      esac
+      version=$(echo $release | sed 's/.*\([[:digit:]]\).*/\1/g')
+      DISTRO="${name}-${version}"
+   elif [ -f /etc/lsb-release ]; then
+      . /etc/lsb-release
+      DISTRO="${DISTRIB_ID}-${DISTRIB_RELEASE}"
+   elif grep -R "Amazon Linux" "/etc/system-release" >/dev/null 2>&1; then
+      DISTRO="amzn64"
+   fi
+
+   OS_NAME=$(uname -s)
+   MARCH=$(uname -m)
+   DISTRO=$(echo "$OS_NAME-$DISTRO-$MARCH" | tr '[:upper:]' '[:lower:]')
+
+   echo $DISTRO
+}
+
+# get_mongodb_download_url_for "linux-distro-version-architecture" "latest|44|42|40|36|34|32|30|28|26|24" "true|false"
+# Sets EXTRACT to appropriate extract command
+# Sets MONGODB_DOWNLOAD_URL to the appropriate download url
+# Sets MONGO_CRYPT_SHARED_DOWNLOAD_URL to the corresponding URL to a crypt_shared library archive
+get_mongodb_download_url_for ()
+{
+   _DISTRO=$1
+   _VERSION=$2
+   _DEBUG=$3
+
+   VERSION_MONGOSH="2.1.1"
+   # Set VERSION_RAPID to the latest rapid release each quarter.
+   VERSION_RAPID="7.3.4"
+   VERSION_80="8.0.1"
+   VERSION_70="7.0.15-rc1"
+   VERSION_60="6.0.18"
+   VERSION_50="5.0.29"
+
+   # This version is used for performance benchmarking. Do not update to a newer version
+   VERSION_60_PERF="6.0.6"
+
+   # EOL versions
+   VERSION_44="4.4.29"
+   VERSION_42="4.2.25"
+   VERSION_40="4.0.28"
+   VERSION_36="3.6.23"
+   VERSION_34="3.4.24"
+   VERSION_32="3.2.22"
+   VERSION_30="3.0.15"
+   VERSION_26="2.6.12"
+   VERSION_24="2.4.14"
+
+   EXTRACT="tar zxf"
+   EXTRACT_MONGOSH=$EXTRACT
+
+   case "$_DEBUG" in
+      true)
+         DEBUG="-debugsymbols"
+      ;;
+      *)
+         DEBUG=""
+      ;;
+   esac
+
+   # getdata matrix on:
+   # https://evergreen.mongodb.com/version/5797f0493ff12235e5001f05
+   case "$_DISTRO" in
+      darwin--arm64)
+         EXTRACT_MONGOSH="unzip -q"
+         MONGODB_LATEST="http://downloads.10gen.com/osx/mongodb-macos-arm64-enterprise${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-darwin-arm64.zip"
+             MONGODB_RAPID="http://downloads.10gen.com/osx/mongodb-macos-arm64-enterprise${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/osx/mongodb-macos-arm64-enterprise${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/osx/mongodb-macos-arm64-enterprise${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/osx/mongodb-macos-arm64-enterprise${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/osx/mongodb-osx-x86_64-enterprise${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/osx/mongodb-osx-x86_64-enterprise${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/osx/mongodb-osx-x86_64-enterprise${DEBUG}-${VERSION_34}.tgz"
+             MONGODB_32="http://downloads.10gen.com/osx/mongodb-osx-x86_64-enterprise${DEBUG}-${VERSION_32}.tgz"
+             MONGODB_30="https://fastdl.mongodb.org/osx/mongodb-osx-x86_64${DEBUG}-${VERSION_30}.tgz"
+             MONGODB_26="https://fastdl.mongodb.org/osx/mongodb-osx-x86_64${DEBUG}-${VERSION_26}.tgz"
+             MONGODB_24="https://fastdl.mongodb.org/osx/mongodb-osx-x86_64${DEBUG}-${VERSION_24}.tgz"
+      ;;
+      darwin--x86_64)
+         EXTRACT_MONGOSH="unzip -q"
+         MONGODB_LATEST="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-darwin-x64.zip"
+             MONGODB_RAPID="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/osx/mongodb-macos-x86_64-enterprise${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/osx/mongodb-osx-x86_64-enterprise${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/osx/mongodb-osx-x86_64-enterprise${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/osx/mongodb-osx-x86_64-enterprise${DEBUG}-${VERSION_34}.tgz"
+             MONGODB_32="http://downloads.10gen.com/osx/mongodb-osx-x86_64-enterprise${DEBUG}-${VERSION_32}.tgz"
+             MONGODB_30="https://fastdl.mongodb.org/osx/mongodb-osx-x86_64${DEBUG}-${VERSION_30}.tgz"
+             MONGODB_26="https://fastdl.mongodb.org/osx/mongodb-osx-x86_64${DEBUG}-${VERSION_26}.tgz"
+             MONGODB_24="https://fastdl.mongodb.org/osx/mongodb-osx-x86_64${DEBUG}-${VERSION_24}.tgz"
+      ;;
+      sunos*i86pc)
+         MONGODB_LATEST="https://fastdl.mongodb.org/sunos5/mongodb-sunos5-x86_64${DEBUG}-latest.tgz"
+             MONGODB_34="https://fastdl.mongodb.org/sunos5/mongodb-sunos5-x86_64${DEBUG}-3.4.5.tgz"
+             MONGODB_32="https://fastdl.mongodb.org/sunos5/mongodb-sunos5-x86_64${DEBUG}-3.2.14.tgz"
+             MONGODB_30="https://fastdl.mongodb.org/sunos5/mongodb-sunos5-x86_64${DEBUG}-${VERSION_30}.tgz"
+             MONGODB_26="https://fastdl.mongodb.org/sunos5/mongodb-sunos5-x86_64${DEBUG}-${VERSION_26}.tgz"
+             MONGODB_24="https://fastdl.mongodb.org/sunos5/mongodb-sunos5-x86_64${DEBUG}-${VERSION_24}.tgz"
+      ;;
+      linux-rhel-9*-aarch64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel93${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-arm64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel90${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel93${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel90${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel90${DEBUG}-${VERSION_60}.tgz"
+      ;;
+      linux-rhel-9*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel93${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel90${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel93${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel90${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60_PERF="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel90${DEBUG}-${VERSION_60_PERF}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel90${DEBUG}-${VERSION_60}.tgz"
+      ;;
+      linux-rhel-8*-ppc64le)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel81${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-ppc64le.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel81${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel81${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel81${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel81${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel81${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel81${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel81${DEBUG}-${VERSION_42}.tgz"
+      ;;
+      linux-rhel-8*-s390x)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel83${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-s390x.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel83${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel83${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel83${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel83${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel83${DEBUG}-${VERSION_50}.tgz"
+             # SERVER-44074 Added support for RHEL 8 (zSeries) in 5.0.8 and 6.0.0-rc0.
+      ;;
+      linux-rhel-8*-aarch64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel8${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-arm64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel8${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel8${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel8${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel8${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel8${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-rhel82${DEBUG}-${VERSION_44}.tgz"
+             # SERVER-48282 Added support for RHEL 8 ARM in 4.4.2.
+      ;;
+      linux-rhel-8*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel8${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel8${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel8${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel8${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel8${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel8${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel80${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel80${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel80${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel80${DEBUG}-${VERSION_36}.tgz"
+      ;;
+      linux-rhel-7*-s390x)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel72${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-s390x.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel72${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel72${DEBUG}-${MONGODB_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel72${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel72${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel72${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel72${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel72${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel72${DEBUG}-3.6.4.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel72${DEBUG}-3.4.14.tgz"
+      ;;
+      linux-rhel-7*-ppc64le)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel71${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-ppc64le.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel71${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel71${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel71${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel71${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel71${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel71${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel71${DEBUG}-${VERSION_34}.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-rhel71${DEBUG}-${VERSION_32}.tgz"
+      ;;
+      linux-rhel-7.*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_34}.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_32}.tgz"
+             MONGODB_30="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_30}.tgz"
+             MONGODB_26="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel70${DEBUG}-${VERSION_26}.tgz"
+      ;;
+      linux-rhel-6*-s390x)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel67${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-s390x.tgz"
+             # SERVER-53726 removed support for s390x (zSeries) on RHEL6.
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel67${DEBUG}-4.4.6.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel67${DEBUG}-4.2.18.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel67${DEBUG}-4.0.28.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel67${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-rhel67${DEBUG}-${VERSION_34}.tgz"
+      ;;
+      linux-rhel-6.2*|linux-centos-6*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel62${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel62${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel62${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel62${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel62${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel62${DEBUG}-${VERSION_34}.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel62${DEBUG}-${VERSION_32}.tgz"
+             MONGODB_30="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel62${DEBUG}-${VERSION_30}.tgz"
+             MONGODB_26="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-rhel62${DEBUG}-${VERSION_26}.tgz"
+             MONGODB_24="http://downloads.10gen.com/linux/mongodb-linux-x86_64-subscription-rhel62${DEBUG}-${VERSION_24}.tgz"
+      ;;
+      linux-rhel-5.5*)
+         MONGODB_LATEST="http://downloads.mongodb.org/linux/mongodb-linux-x86_64-rhel55${DEBUG}-latest.tgz"
+             MONGODB_32="http://downloads.mongodb.org/linux/mongodb-linux-x86_64-rhel55${DEBUG}-${VERSION_32}.tgz"
+             MONGODB_30="http://downloads.mongodb.org/linux/mongodb-linux-x86_64-rhel55${DEBUG}-${VERSION_30}.tgz"
+      ;;
+      linux-sles-15.1-x86_64)
+          MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse15${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse15${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse15${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse15${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse15${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse15${DEBUG}-${VERSION_50}.tgz"
+      ;;
+      linux-sles-12*-s390x)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-suse12${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-s390x.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-suse12${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-suse12${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-suse12${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-suse12${DEBUG}-3.6.3.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-suse12${DEBUG}-3.4.13.tgz"
+      ;;
+      linux-sles-12*-x86_64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-${VERSION_34}.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse12${DEBUG}-${VERSION_32}.tgz"
+      ;;
+      linux-sles-11*-x86_64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse11${DEBUG}-latest.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse11${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse11${DEBUG}-${VERSION_34}.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse11${DEBUG}-${VERSION_32}.tgz"
+             MONGODB_30="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse11${DEBUG}-${VERSION_30}.tgz"
+             MONGODB_26="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-suse11${DEBUG}-${VERSION_26}.tgz"
+             MONGODB_24="http://downloads.10gen.com/linux/mongodb-linux-x86_64-subscription-suse11${DEBUG}-${VERSION_24}.tgz"
+      ;;
+      linux-amzn-2023-x86_64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2023${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2023${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2023${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2023${DEBUG}-${VERSION_70}.tgz"
+      ;;
+      linux-amzn-2023-aarch64)
+          MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2023${DEBUG}-latest.tgz"
+          MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-arm64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2023${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2023${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2023${DEBUG}-${VERSION_70}.tgz"
+      ;;
+      linux-amzn-2018*-x86_64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-${VERSION_RAPID}.tgz"
+             # SERVER-50564 Removed support for Amazon Linux (v1) in 6.0.0-rc1.
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-6.0.0-rc0.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-${VERSION_34}.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-${VERSION_32}.tgz"
+             MONGODB_30="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-${VERSION_30}.tgz"
+             MONGODB_26="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amzn64${DEBUG}-${VERSION_26}.tgz"
+             MONGODB_24="http://downloads.10gen.com/linux/mongodb-linux-x86_64-subscription-amzn64${DEBUG}-${VERSION_24}.tgz"
+      ;;
+      linux-amzn-2-x86_64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-amazon2${DEBUG}-${VERSION_40}.tgz"
+      ;;
+      linux-amzn-2-aarch64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2${DEBUG}-latest.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-amazon2${DEBUG}-${VERSION_42}.tgz"
+      ;;
+      linux-debian-12*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian12${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian12${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian12${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian12${DEBUG}-${VERSION_70}.tgz"
+      ;;
+      linux-debian-11*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian11${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian11${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian11${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian11${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian11${DEBUG}-${VERSION_50}.tgz"
+             # SERVER-62299 Added support for Debian 11 in 5.0.8 and 6.0.0-rc0
+      ;;
+      linux-debian-10*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian10${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian10${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian10${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian10${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian10${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian10${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian10${DEBUG}-${VERSION_42}.tgz"
+      ;;
+      linux-debian-9*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian92${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             # SERVER-62308 Removed support for Debian 9 in server version 6.0.0-rc5.
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian92${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian92${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian92${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian92${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian92${DEBUG}-${VERSION_36}.tgz"
+      ;;
+      linux-debian-8*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian81${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             # SERVER-37767 Removed support for Debian 8
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian81${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian81${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian81${DEBUG}-${VERSION_34}.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian81${DEBUG}-${VERSION_32}.tgz"
+      ;;
+      linux-debian-7*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian71${DEBUG}-latest.tgz"
+             # SERVER-32999 removed support for Debian 7.
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian71${DEBUG}-3.6.5.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian71${DEBUG}-3.4.15.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian71${DEBUG}-3.2.20.tgz"
+             MONGODB_30="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian71${DEBUG}-${VERSION_30}.tgz"
+             MONGODB_26="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-debian71${DEBUG}-${VERSION_26}.tgz"
+      ;;
+      linux-ubuntu-24.04-aarch64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2404${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-arm64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2404${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2404${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2404${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2404${DEBUG}-${VERSION_60}.tgz"
+      ;;
+      linux-ubuntu-24.04*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2404${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2404${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2404${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2404${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2404${DEBUG}-${VERSION_60}.tgz"
+      ;;
+      linux-ubuntu-22.04-aarch64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2204${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-arm64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2204${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2204${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2204${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2204${DEBUG}-${VERSION_60}.tgz"
+             # SERVER-62301 Added support for Ubuntu 22.04 in 6.0.3
+      ;;
+      linux-ubuntu-22.04*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2204${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2204${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2204${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2204${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2204${DEBUG}-${VERSION_60}.tgz"
+             # SERVER-62300 Added support for Ubuntu 22.04 in 6.0.4
+      ;;
+      linux-ubuntu-20.04-aarch64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2004${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-arm64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2004${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2004${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2004${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2004${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2004${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu2004${DEBUG}-${VERSION_44}.tgz"
+      ;;
+      linux-ubuntu-20.04*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2004${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2004${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_80="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2004${DEBUG}-${VERSION_80}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2004${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2004${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2004${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu2004${DEBUG}-${VERSION_44}.tgz"
+      ;;
+      linux-ubuntu-18.04-s390x)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-ubuntu1804${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-s390x.tgz"
+             # SERVER-32999 removed support for s390x (zSeries) on Ubuntu 18.04.
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-ubuntu1804${DEBUG}-4.4.6.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-ubuntu1804${DEBUG}-4.2.14.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-ubuntu1804${DEBUG}-4.0.25.tgz"
+      ;;
+      linux-ubuntu-18.04-aarch64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu1804${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-arm64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu1804${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu1804${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu1804${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu1804${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu1804${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu1804${DEBUG}-${VERSION_42}.tgz"
+      ;;
+      linux-ubuntu-18.04-ppc64le)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-ubuntu1804${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-ppc64le.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-ubuntu1804${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-ubuntu1804${DEBUG}-${VERSION_42}.tgz"
+      ;;
+      linux-ubuntu-18.04*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1804${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_RAPID="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1804${DEBUG}-${VERSION_RAPID}.tgz"
+             MONGODB_70="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1804${DEBUG}-${VERSION_70}.tgz"
+             MONGODB_60="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1804${DEBUG}-${VERSION_60}.tgz"
+             MONGODB_50="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1804${DEBUG}-${VERSION_50}.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1804${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1804${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1804${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1804${DEBUG}-${VERSION_36}.tgz"
+      ;;
+      linux-ubuntu-16.04-s390x)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-ubuntu1604${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-s390x.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-ubuntu1604${DEBUG}-v4.0-latest.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-ubuntu1604${DEBUG}-3.6.4.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-s390x-enterprise-ubuntu1604${DEBUG}-3.4.14.tgz"
+      ;;
+      linux-ubuntu-16.04-ppc64le)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-ubuntu1604${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-ppc64le.tgz"
+             # SERVER-37774 Removed support for Ubuntu 16.04 PPCLE
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-ubuntu1604${DEBUG}-4.0.9.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-ubuntu1604${DEBUG}-3.6.12.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-ppc64le-enterprise-ubuntu1604${DEBUG}-3.4.20.tgz"
+      ;;
+      linux-ubuntu-16.04-aarch64)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu1604${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-arm64.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu1604${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-aarch64-enterprise-ubuntu1604${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-arm64-enterprise-ubuntu1604${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-arm64-enterprise-ubuntu1604${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-arm64-enterprise-ubuntu1604${DEBUG}-${VERSION_34}.tgz"
+      ;;
+      linux-ubuntu-16.04*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1604${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             MONGODB_44="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1604${DEBUG}-${VERSION_44}.tgz"
+             MONGODB_42="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1604${DEBUG}-${VERSION_42}.tgz"
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1604${DEBUG}-${VERSION_40}.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1604${DEBUG}-${VERSION_36}.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1604${DEBUG}-${VERSION_34}.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1604${DEBUG}-${VERSION_32}.tgz"
+      ;;
+      linux-ubuntu-14.04*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1404${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             # SERVER-37765 Removed support for Ubuntu 14.04
+             MONGODB_40="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1404${DEBUG}-4.0.9.tgz"
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1404${DEBUG}-3.6.12.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1404${DEBUG}-3.4.20.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1404${DEBUG}-${VERSION_32}.tgz"
+             MONGODB_30="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1404${DEBUG}-${VERSION_30}.tgz"
+             MONGODB_26="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1404${DEBUG}-${VERSION_26}.tgz"
+      ;;
+      linux-ubuntu-12.04*)
+         MONGODB_LATEST="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1204${DEBUG}-latest.tgz"
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+             # SERVER-31535 removed support for Ubuntu 12.
+             MONGODB_36="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1204${DEBUG}-3.6.3.tgz"
+             MONGODB_34="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1204${DEBUG}-3.4.14.tgz"
+             MONGODB_32="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1204${DEBUG}-3.2.19.tgz"
+             MONGODB_30="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1204${DEBUG}-${VERSION_30}.tgz"
+             MONGODB_26="http://downloads.10gen.com/linux/mongodb-linux-x86_64-enterprise-ubuntu1204${DEBUG}-${VERSION_26}.tgz"
+             MONGODB_24="http://downloads.10gen.com/linux/mongodb-linux-x86_64-subscription-ubuntu1204${DEBUG}-${VERSION_24}.tgz"
+      ;;
+      windows32*)
+         EXTRACT="/cygdrive/c/Progra~1/7-Zip/7z.exe x"
+         EXTRACT_MONGOSH="/cygdrive/c/Progra~1/7-Zip/7z.exe x"
+         set_url_win32
+       ;;
+      cygwin*-i686)
+         EXTRACT="/cygdrive/c/Progra~1/7-Zip/7z.exe x"
+         EXTRACT_MONGOSH="/cygdrive/c/Progra~1/7-Zip/7z.exe x"
+         set_url_win32
+      ;;
+      windows64*)
+         EXTRACT="/cygdrive/c/Progra~2/7-Zip/7z.exe x"
+         EXTRACT_MONGOSH="/cygdrive/c/Progra~2/7-Zip/7z.exe x"
+         set_url_win64
+      ;;
+      cygwin*-x86_64)
+         EXTRACT="/cygdrive/c/Progra~2/7-Zip/7z.exe x"
+         EXTRACT_MONGOSH="/cygdrive/c/Progra~2/7-Zip/7z.exe x"
+         set_url_win64
+      ;;
+      # Windows on GitHub Actions
+      mingw64_nt-*-x86_64)
+         EXTRACT="7z.exe x"
+         EXTRACT_MONGOSH="7z.exe x"
+         set_url_win64
+      ;;
+   esac
+
+   # Fallback to generic Linux x86_64 builds (without SSL) when no platform specific link is available.
+   case "$_DISTRO" in
+      *linux*x86_64)
+         MONGODB_LATEST=${MONGODB_LATEST:-"http://downloads.mongodb.org/linux/mongodb-linux-x86_64${DEBUG}-latest.tgz"}
+         MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-linux-x64.tgz"
+                 # SERVER-37316 Removed support for generic linux builds.
+                 MONGODB_42=${MONGODB_42:-""}
+                 MONGODB_40=${MONGODB_40:-"http://downloads.mongodb.org/linux/mongodb-linux-x86_64${DEBUG}-${VERSION_40}.tgz"}
+                 MONGODB_36=${MONGODB_36:-"http://downloads.mongodb.org/linux/mongodb-linux-x86_64${DEBUG}-${VERSION_36}.tgz"}
+                 MONGODB_34=${MONGODB_34:-"http://downloads.mongodb.org/linux/mongodb-linux-x86_64${DEBUG}-${VERSION_34}.tgz"}
+                 MONGODB_32=${MONGODB_32:-"http://downloads.mongodb.org/linux/mongodb-linux-x86_64${DEBUG}-${VERSION_32}.tgz"}
+                 MONGODB_30=${MONGODB_30:-"http://downloads.mongodb.org/linux/mongodb-linux-x86_64${DEBUG}-${VERSION_30}.tgz"}
+                 MONGODB_26=${MONGODB_26:-"http://downloads.mongodb.org/linux/mongodb-linux-x86_64${DEBUG}-${VERSION_26}.tgz"}
+                 MONGODB_24=${MONGODB_24:-"http://downloads.mongodb.org/linux/mongodb-linux-x86_64${DEBUG}-${VERSION_24}.tgz"}
+      ;;
+   esac
+
+   # PYTHON-2238 On Archlinux MongoDB <= 3.2 requires LC_ALL=C.
+   case "$_DISTRO" in
+      linux-arch-*)
+        case "$_VERSION" in
+           3.2) export LC_ALL=C ;;
+           3.0) export LC_ALL=C ;;
+           2.6) export LC_ALL=C ;;
+           2.4) export LC_ALL=C ;;
+        esac
+      ;;
+   esac
+
+   MONGOSH_DOWNLOAD_URL=$MONGOSH
+   case "$_VERSION" in
+      latest) MONGODB_DOWNLOAD_URL=$MONGODB_LATEST ;;
+      rapid) MONGODB_DOWNLOAD_URL=$MONGODB_RAPID ;;
+      8.0) MONGODB_DOWNLOAD_URL=$MONGODB_80 ;;
+      7.0) MONGODB_DOWNLOAD_URL=$MONGODB_70 ;;
+      v6.0-latest) MONGODB_DOWNLOAD_URL=$MONGODB_60_LATEST ;;
+      v6.0-perf) MONGODB_DOWNLOAD_URL=$MONGODB_60_PERF ;;
+      6.0) MONGODB_DOWNLOAD_URL=$MONGODB_60 ;;
+      5.0) MONGODB_DOWNLOAD_URL=$MONGODB_50 ;;
+      4.4) MONGODB_DOWNLOAD_URL=$MONGODB_44 ;;
+      4.2) MONGODB_DOWNLOAD_URL=$MONGODB_42 ;;
+      4.0) MONGODB_DOWNLOAD_URL=$MONGODB_40 ;;
+      3.6) MONGODB_DOWNLOAD_URL=$MONGODB_36 ;;
+      3.4) MONGODB_DOWNLOAD_URL=$MONGODB_34 ;;
+      3.2) MONGODB_DOWNLOAD_URL=$MONGODB_32 ;;
+      3.0) MONGODB_DOWNLOAD_URL=$MONGODB_30 ;;
+      2.6) MONGODB_DOWNLOAD_URL=$MONGODB_26 ;;
+      2.4) MONGODB_DOWNLOAD_URL=$MONGODB_24 ;;
+   esac
+
+   if [ -z "$MONGODB_DOWNLOAD_URL" ]; then
+     echo "Unknown version: $_VERSION for $_DISTRO"
+     exit 1
+   fi
+
+   # Get the download URL for crypt_shared.
+   # The crypt_shared package is available on server 6.0 and newer.
+   # Try to download a version of crypt_shared matching the server version.
+   # If no matching version is available, try to download the latest Major release of crypt_shared.
+   case "$_VERSION" in
+      latest)
+         # If latest is not at least 6.0 on this OS, the crypt_shared package will not be available.
+         if [ -n "$MONGODB_60" ] || [ -n "$MONGODB_70" ] || [ -n "$MONGODB_80" ]; then
+           MONGO_CRYPT_SHARED_DOWNLOAD_URL=$MONGODB_LATEST
+         fi ;;
+      rapid) MONGO_CRYPT_SHARED_DOWNLOAD_URL=$MONGODB_RAPID ;;
+      8.0) MONGO_CRYPT_SHARED_DOWNLOAD_URL=$MONGODB_80 ;;
+      7.0) MONGO_CRYPT_SHARED_DOWNLOAD_URL=$MONGODB_70 ;;
+      v6.0-latest) MONGO_CRYPT_SHARED_DOWNLOAD_URL=$MONGODB_60_LATEST ;;
+      v6.0-perf) MONGO_CRYPT_SHARED_DOWNLOAD_URL=$MONGODB_60_PERF ;;
+      6.0) MONGO_CRYPT_SHARED_DOWNLOAD_URL=$MONGODB_60 ;;
+      5.0 | 4.4 | 4.2 | 4.0 | 3.6 | 3.4 | 3.2 | 3.0 | 2.6 | 2.4)
+         # Default to using the latest Major release. Major releases are expected yearly.
+         # MONGODB_60 may be empty if there is no 6.0 download available for this platform.
+         MONGO_CRYPT_SHARED_DOWNLOAD_URL="$MONGODB_60"
+         ;;
+      *) echo "Unknown version '$_VERSION'";
+         exit 1;
+         ;;
+   esac
+
+   if [ -n "$MONGO_CRYPT_SHARED_DOWNLOAD_URL" ]; then
+      # The crypt_shared package is simply the same file URL with the "mongodb-"
+      # prefix replaced with "mongo_crypt_shared_v1-"
+      MONGO_CRYPT_SHARED_DOWNLOAD_URL="$(printf '%s' "$MONGO_CRYPT_SHARED_DOWNLOAD_URL" | sed 's|/mongodb-|/mongo_crypt_shared_v1-|')"
+   fi
+
+   echo $MONGODB_DOWNLOAD_URL
+}
+
+set_url_win64 ()
+{
+  MONGOSH="https://downloads.mongodb.com/compass/mongosh-${VERSION_MONGOSH}-win32-x64.zip"
+  MONGODB_LATEST="http://downloads.10gen.com/windows/mongodb-windows-x86_64-enterprise${DEBUG}-latest.zip"
+  MONGODB_RAPID="http://downloads.10gen.com/windows/mongodb-windows-x86_64-enterprise${DEBUG}-${VERSION_RAPID}.zip"
+  MONGODB_80="http://downloads.10gen.com/windows/mongodb-windows-x86_64-enterprise${DEBUG}-${VERSION_80}.zip"
+  MONGODB_70="http://downloads.10gen.com/windows/mongodb-windows-x86_64-enterprise${DEBUG}-${VERSION_70}.zip"
+  MONGODB_60="http://downloads.10gen.com/windows/mongodb-windows-x86_64-enterprise${DEBUG}-${VERSION_60}.zip"
+  MONGODB_50="http://downloads.10gen.com/windows/mongodb-windows-x86_64-enterprise${DEBUG}-${VERSION_50}.zip"
+  MONGODB_44="http://downloads.10gen.com/windows/mongodb-windows-x86_64-enterprise${DEBUG}-${VERSION_44}.zip"
+  MONGODB_42="http://downloads.10gen.com/win32/mongodb-win32-x86_64-enterprise-windows-64${DEBUG}-${VERSION_42}.zip"
+  MONGODB_40="http://downloads.10gen.com/win32/mongodb-win32-x86_64-enterprise-windows-64${DEBUG}-${VERSION_40}.zip"
+  MONGODB_36="http://downloads.10gen.com/win32/mongodb-win32-x86_64-enterprise-windows-64${DEBUG}-${VERSION_36}.zip"
+  MONGODB_34="http://downloads.10gen.com/win32/mongodb-win32-x86_64-enterprise-windows-64${DEBUG}-${VERSION_34}.zip"
+  MONGODB_32="http://downloads.10gen.com/win32/mongodb-win32-x86_64-enterprise-windows-64${DEBUG}-${VERSION_32}.zip"
+  MONGODB_30="http://downloads.10gen.com/win32/mongodb-win32-x86_64-enterprise-windows-64${DEBUG}-${VERSION_30}.zip"
+  MONGODB_26="http://downloads.10gen.com/win32/mongodb-win32-x86_64-enterprise-windows-64${DEBUG}-${VERSION_26}.zip"
+  MONGODB_24="https://fastdl.mongodb.org/win32/mongodb-win32-x86_64-2008plus${DEBUG}-${VERSION_24}.zip"
+}
+
+set_url_win32 ()
+{
+  MONGODB_32="https://fastdl.mongodb.org/win32/mongodb-win32-i386${DEBUG}-${VERSION_32}.zip"
+  MONGODB_30="https://fastdl.mongodb.org/win32/mongodb-win32-i386${DEBUG}-${VERSION_30}.zip"
+  MONGODB_26="https://fastdl.mongodb.org/win32/mongodb-win32-i386${DEBUG}-${VERSION_26}.zip"
+  MONGODB_24="https://fastdl.mongodb.org/win32/mongodb-win32-i386${DEBUG}-${VERSION_24}.zip"
+}
+
+# curl_retry emulates running curl with `--retry 5` and `--retry-all-errors`.
+curl_retry ()
+{
+  for i in 1 2 4 8 16; do
+    { curl --fail -sS --max-time 300 "$@" && return 0; } || sleep $i
+  done
+  return 1
+}
+
+# download_and_extract_package downloads a MongoDB server package.
+download_and_extract_package ()
+{
+   MONGODB_DOWNLOAD_URL=$1
+   EXTRACT=$2
+
+   if [ -n "${MONGODB_BINARIES:-}" ]; then
+      cd "$(dirname "$(dirname "${MONGODB_BINARIES:?}")")"
+   else
+      cd $DRIVERS_TOOLS
+   fi
+
+   echo "Installing server binaries..."
+   curl_retry $MONGODB_DOWNLOAD_URL --output mongodb-binaries.tgz
+
+   $EXTRACT mongodb-binaries.tgz
+   echo "Installing server binaries... done."
+
+   set -x
+   rm -f mongodb-binaries.tgz
+   mv mongodb* mongodb
+   chmod -R +x mongodb
+   # Clear the environment to avoid "find: The environment is too large for exec()"
+   # error on Windows.
+   env -i PATH="$PATH" find . -name vcredist_x64.exe -exec {} /install /quiet \;
+   echo "MongoDB server version: $(./mongodb/bin/mongod --version)"
+   cd -
+}
+
+download_and_extract_mongosh ()
+{
+   MONGOSH_DOWNLOAD_URL=$1
+   EXTRACT_MONGOSH=${2:-"tar zxf"}
+
+   if [ -z "$MONGOSH_DOWNLOAD_URL" ]; then
+      get_mongodb_download_url_for "$(get_distro)" latest false
+   fi
+
+   if [ -n "${MONGODB_BINARIES:-}" ]; then
+      cd "$(dirname "$(dirname "${MONGODB_BINARIES:?}")")"
+   else
+      cd $DRIVERS_TOOLS
+   fi
+
+   echo "Installing MongoDB shell..."
+   curl_retry $MONGOSH_DOWNLOAD_URL --output mongosh.tgz
+   $EXTRACT_MONGOSH mongosh.tgz
+
+   rm -f mongosh.tgz
+   mv mongosh-* mongosh
+   mkdir -p mongodb/bin
+   mv mongosh/bin/* mongodb/bin
+   rm -rf mongosh
+   chmod -R +x mongodb/bin
+   echo "Installing MongoDB shell... done."
+   echo "MongoDB shell version: $(./mongodb/bin/mongosh --version)"
+   cd -
+}
+
+# download_and_extract downloads a requested MongoDB server package.
+# If the legacy shell is not included in the download, the legacy shell is also downloaded from the 5.0 package.
+download_and_extract ()
+{
+   MONGODB_DOWNLOAD_URL=$1
+   EXTRACT=$2
+   MONGOSH_DOWNLOAD_URL=$3
+   EXTRACT_MONGOSH=$4
+
+   download_and_extract_package "$MONGODB_DOWNLOAD_URL" "$EXTRACT"
+
+   if [ "$MONGOSH_DOWNLOAD_URL" ]; then
+      download_and_extract_mongosh "$MONGOSH_DOWNLOAD_URL" "$EXTRACT_MONGOSH"
+   fi
+
+   if [ ! -z "${INSTALL_LEGACY_SHELL:-}" ] && [ ! -e $DRIVERS_TOOLS/mongodb/bin/mongo ] && [ ! -e $DRIVERS_TOOLS/mongodb/bin/mongo.exe ]; then
+      # The legacy mongo shell is not included in server downloads of 6.0.0-rc6 or later. Refer: SERVER-64352.
+      # Some test scripts use the mongo shell for setup.
+      # Download 5.0 package to get the legacy mongo shell as a workaround until DRIVERS-2328 is addressed.
+      echo "Legacy 'mongo' shell not detected."
+      echo "Download legacy shell from 5.0 ... begin"
+      # Use a subshell to avoid overwriting MONGODB_DOWNLOAD_URL and MONGO_CRYPT_SHARED_DOWNLOAD_URL.
+      MONGODB50_DOWNLOAD_URL=$(
+         get_mongodb_download_url_for "$DISTRO" "5.0" > /dev/null
+         echo $MONGODB_DOWNLOAD_URL
+      )
+
+      SAVED_DRIVERS_TOOLS=$DRIVERS_TOOLS
+      mkdir $DRIVERS_TOOLS/legacy-shell-download
+      DRIVERS_TOOLS=$DRIVERS_TOOLS/legacy-shell-download
+      download_and_extract_package "$MONGODB50_DOWNLOAD_URL" "$EXTRACT"
+      if [ -e $DRIVERS_TOOLS/mongodb/bin/mongo ]; then
+         cp $DRIVERS_TOOLS/mongodb/bin/mongo $SAVED_DRIVERS_TOOLS/mongodb/bin
+      elif [ -e $DRIVERS_TOOLS/mongodb/bin/mongo.exe ]; then
+         cp $DRIVERS_TOOLS/mongodb/bin/mongo.exe $SAVED_DRIVERS_TOOLS/mongodb/bin
+      fi
+      DRIVERS_TOOLS=$SAVED_DRIVERS_TOOLS
+      rm -rf $DRIVERS_TOOLS/legacy-shell-download
+      echo "Download legacy shell from 5.0 ... end"
+   fi
+
+   # Define SKIP_CRYPT_SHARED=1 to skip downloading crypt_shared. This is useful for platforms that have a
+   # server release but don't ship a corresponding crypt_shared release, like Amazon 2018.
+   if [ -z "${SKIP_CRYPT_SHARED:-}" ]; then
+      if [ -z "$MONGO_CRYPT_SHARED_DOWNLOAD_URL" ]; then
+         echo "There is no crypt_shared library for distro='$DISTRO' and version='$MONGODB_VERSION'".
+      else
+         echo "Downloading crypt_shared package from $MONGO_CRYPT_SHARED_DOWNLOAD_URL"
+         download_and_extract_crypt_shared "$MONGO_CRYPT_SHARED_DOWNLOAD_URL" "$EXTRACT" CRYPT_SHARED_LIB_PATH
+         echo "CRYPT_SHARED_LIB_PATH:" $CRYPT_SHARED_LIB_PATH
+         if [ -z $CRYPT_SHARED_LIB_PATH ]; then
+            echo "CRYPT_SHARED_LIB_PATH must be assigned, but wasn't" 1>&2 # write to stderr"
+            exit 1
+         fi
+      fi
+   fi
+}
+
+# download_and_extract_crypt_shared downloads and extracts a crypt_shared package into the current directory.
+# Use get_mongodb_download_url_for to get a MONGO_CRYPT_SHARED_DOWNLOAD_URL.
+download_and_extract_crypt_shared ()
+{
+   MONGO_CRYPT_SHARED_DOWNLOAD_URL=$1
+   EXTRACT=$2
+   __CRYPT_SHARED_LIB_PATH=${3:-CRYPT_SHARED_LIB_PATH}
+   rm -rf crypt_shared_download
+   mkdir crypt_shared_download
+   cd crypt_shared_download
+
+   curl_retry $MONGO_CRYPT_SHARED_DOWNLOAD_URL --output crypt_shared-binaries.tgz
+   $EXTRACT crypt_shared-binaries.tgz
+
+   LIBRARY_NAME="mongo_crypt_v1"
+   # Windows package includes .dll in 'bin' directory.
+   if [ -d ./bin ]; then
+      cp bin/$LIBRARY_NAME.* ..
+   else
+      cp lib/$LIBRARY_NAME.* ..
+   fi
+   cd ..
+   rm -rf crypt_shared_download
+
+   RELATIVE_CRYPT_SHARED_LIB_PATH="$(find . -maxdepth 1 -type f \( -name "$LIBRARY_NAME.dll" -o -name "$LIBRARY_NAME.so" -o -name "$LIBRARY_NAME.dylib" \))"
+   ABSOLUTE_CRYPT_SHARED_LIB_PATH=$(pwd)/$(basename $RELATIVE_CRYPT_SHARED_LIB_PATH)
+   if [ "Windows_NT" = "$OS" ]; then
+      # If we're on Windows, convert the "cygdrive" path to Windows-style paths.
+      ABSOLUTE_CRYPT_SHARED_LIB_PATH=$(cygpath -m $ABSOLUTE_CRYPT_SHARED_LIB_PATH)
+   fi
+   eval $__CRYPT_SHARED_LIB_PATH=$ABSOLUTE_CRYPT_SHARED_LIB_PATH
+}
diff --git a/.evergreen/make-github-actions b/.evergreen/make-github-actions
index 4512295b35..e0df19682a 100755
--- a/.evergreen/make-github-actions
+++ b/.evergreen/make-github-actions
@@ -55,11 +55,10 @@ class EvergreenConfig < YamlConfig
         # these will be later mapped to gemfile
         driver: spec[:driver],
         rails:  spec[:rails],
-        i18n:   spec[:i18n],
       }
 
       missing = node.map {|k, v| k if v.blank? }.compact
-      missing -= %i[driver rails i18n]
+      missing -= %i[driver rails]
 
       if missing.present?
         puts "Skipping invalid Evergreen buildvariant '#{name}'. Keys missing: #{missing}"
@@ -101,7 +100,7 @@ class GithubConfig < YamlConfig
 end
 
 class Transmogrifier
-  SPLATTABLE_FIELDS  = %i[mongodb topology ruby rails driver i18n]
+  SPLATTABLE_FIELDS  = %i[mongodb topology ruby rails driver]
   COMPACTABLE_FIELDS = %i[mongodb topology ruby gemfile]
 
   attr_reader :eg_config,
@@ -205,18 +204,16 @@ class Transmogrifier
   end
 
   def extract_gemfile!(node)
-    node[:gemfile] = get_gemfile(*node.values_at(:driver, :rails, :i18n))
+    node[:gemfile] = get_gemfile(*node.values_at(:driver, :rails))
   end
 
   # Ported from run-tests.sh
-  def get_gemfile(driver, rails, i18n)
-    driver, rails, i18n = [driver, rails, i18n].map {|v| v&.to_s }
+  def get_gemfile(driver, rails)
+    driver, rails = [driver, rails].map {|v| v&.to_s }
     if driver && driver != 'current'
       "gemfiles/driver_#{driver.underscore}.gemfile"
     elsif rails && rails != '6.1' # TODO: "6.1" should be renamed to "current" in Evergreen
       "gemfiles/rails-#{rails}.gemfile"
-    elsif i18n && i18n == '1.0'
-      'gemfiles/i18n-1.0.gemfile'
     else
       'Gemfile'
     end
diff --git a/.evergreen/run-tests-atlas-full.sh b/.evergreen/run-tests-atlas-full.sh
new file mode 100755
index 0000000000..f3114b8168
--- /dev/null
+++ b/.evergreen/run-tests-atlas-full.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+set -ex
+
+. `dirname "$0"`/../spec/shared/shlib/distro.sh
+. `dirname "$0"`/../spec/shared/shlib/set_env.sh
+. `dirname "$0"`/functions.sh
+
+set_env_vars
+set_env_python
+set_env_ruby
+
+export BUNDLE_GEMFILE=gemfiles/driver_master.gemfile
+bundle install
+
+ATLAS_URI=$MONGODB_URI \
+  EXAMPLE_TIMEOUT=600 \
+  bundle exec rspec -fd spec/mongoid/search_indexable_spec.rb
+
+test_status=$?
+
+kill_jruby
+
+exit ${test_status}
diff --git a/.evergreen/run-tests-docker.sh b/.evergreen/run-tests-docker.sh
new file mode 100755
index 0000000000..038be89d08
--- /dev/null
+++ b/.evergreen/run-tests-docker.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+
+set -e
+set -o pipefail
+
+if test -z "$DOCKER_DISTRO"; then
+  echo "DOCKER_DISTRO not set" 1>&2
+  exit 2
+fi
+
+params=
+for var in MONGODB_VERSION TOPOLOGY RVM_RUBY \
+  SINGLE_MONGOS AUTH SSL APP_TESTS FLE RAILS DRIVER TEST_I18N_FALLBACKS
+do
+  value="${!var}"
+  if test -n "$value"; then
+    params="$params $var=${!var}"
+  else
+    echo "$var not set"
+  fi
+done
+
+if test -f .env.private; then
+  params="$params -a .env.private"
+  gem install dotenv || gem install --user dotenv
+fi
+
+./.evergreen/test-on-docker -p -d "$DOCKER_DISTRO" $params
diff --git a/.evergreen/run-tests.sh b/.evergreen/run-tests.sh
index 6c5b103a7b..533e55b32c 100755
--- a/.evergreen/run-tests.sh
+++ b/.evergreen/run-tests.sh
@@ -8,9 +8,11 @@ set -o errexit  # Exit the script with error if any of the commands fail
 #       RVM_RUBY                Define the Ruby version to test with, using its RVM identifier.
 #                               For example: "ruby-3.0" or "jruby-9.2"
 
-. `dirname "$0"`/../spec/shared/shlib/distro.sh
-. `dirname "$0"`/../spec/shared/shlib/set_env.sh
-. `dirname "$0"`/../spec/shared/shlib/server.sh
+MRSS_ROOT=`dirname "$0"`/../spec/shared
+
+. $MRSS_ROOT/shlib/distro.sh
+. $MRSS_ROOT/shlib/set_env.sh
+. $MRSS_ROOT/shlib/server.sh
 . `dirname "$0"`/functions.sh
 
 arch=`host_distro`
@@ -18,19 +20,20 @@ arch=`host_distro`
 set_fcv
 set_env_vars
 set_env_python
-set_env_node
 set_env_ruby
 
 if test -n "$APP_TESTS"; then
-  # Node from toolchain
-  export PATH=/opt/node/bin:$PATH
-  node -v
+  set_env_node
 fi
 
 prepare_server $arch
 
 install_mlaunch_venv
 
+if test "$TOPOLOGY" = load-balanced; then
+  install_haproxy
+fi
+
 # Launching mongod under $MONGO_ORCHESTRATION_HOME
 # makes its log available through log collecting machinery
 
@@ -55,6 +58,8 @@ if echo $RVM_RUBY |grep -q jruby && test "$DRIVER" = master-jruby; then
     gem install *.gem)
 fi
 
+git config --global --add safe.directory "*"
+
 if test "$DRIVER" = "master"; then
   bundle install --gemfile=gemfiles/driver_master.gemfile
   BUNDLE_GEMFILE=gemfiles/driver_master.gemfile
@@ -67,6 +72,12 @@ elif test "$DRIVER" = "oldstable"; then
 elif test "$DRIVER" = "min"; then
   bundle install --gemfile=gemfiles/driver_min.gemfile
   BUNDLE_GEMFILE=gemfiles/driver_min.gemfile
+elif test "$DRIVER" = "bson-min"; then
+  bundle install --gemfile=gemfiles/bson_min.gemfile
+  BUNDLE_GEMFILE=gemfiles/bson_min.gemfile
+elif test "$DRIVER" = "bson-master"; then
+  bundle install --gemfile=gemfiles/bson_master.gemfile
+  BUNDLE_GEMFILE=gemfiles/bson_master.gemfile
 elif test "$DRIVER" = "stable-jruby"; then
   bundle install --gemfile=gemfiles/driver_stable_jruby.gemfile
   BUNDLE_GEMFILE=gemfiles/driver_stable_jruby.gemfile
@@ -82,16 +93,18 @@ elif test "$RAILS" = "master-jruby"; then
 elif test -n "$RAILS" && test "$RAILS" != 6.1; then
   bundle install --gemfile=gemfiles/rails-"$RAILS".gemfile
   BUNDLE_GEMFILE=gemfiles/rails-"$RAILS".gemfile
-elif test "$I18N" = "1.0"; then
-  bundle install --gemfile=gemfiles/i18n-1.0.gemfile
-  BUNDLE_GEMFILE=gemfiles/i18n-1.0.gemfile
 else
   bundle install
 fi
 
 export BUNDLE_GEMFILE
 
-export MONGODB_URI="mongodb://localhost:27017/?appName=test-suite&$uri_options"
+if test "$TOPOLOGY" = "sharded-cluster"; then
+  # We assume that sharded cluster has two mongoses
+  export MONGODB_URI="mongodb://localhost:27017,localhost:27018/?appName=test-suite&$uri_options"
+else
+  export MONGODB_URI="mongodb://localhost:27017/?appName=test-suite&$uri_options"
+fi
 
 set +e
 if test -n "$TEST_CMD"; then
@@ -99,13 +112,10 @@ if test -n "$TEST_CMD"; then
 elif test -n "$TEST_I18N_FALLBACKS"; then
   bundle exec rspec spec/integration/i18n_fallbacks_spec.rb spec/mongoid/criteria_spec.rb spec/mongoid/contextual/mongo_spec.rb
 elif test -n "$APP_TESTS"; then
-  # Need recent node for rails
-  export N_PREFIX=$HOME/.n
-  curl -o $HOME/n --retry 3 https://raw.githubusercontent.com/tj/n/master/bin/n
-  bash $HOME/n stable
-  export PATH=$HOME/.n/bin:$PATH
-  npm -g install yarn
-  
+  if test -z "$DOCKER_PRELOAD"; then
+    ./spec/shared/bin/install-node
+  fi
+
   bundle exec rspec spec/integration/app_spec.rb
 else
   bundle exec rake ci
@@ -119,6 +129,6 @@ if test -f tmp/rspec-all.json; then
   mv tmp/rspec-all.json tmp/rspec.json
 fi
 
-python3 -m mtools.mlaunch.mlaunch stop --dir "$dbdir"
+python3 -m mtools.mlaunch.mlaunch stop --dir "$dbdir" || true
 
 exit ${test_status}
diff --git a/.evergreen/update-evergreen-configs b/.evergreen/update-evergreen-configs
new file mode 100755
index 0000000000..4ba4e63255
--- /dev/null
+++ b/.evergreen/update-evergreen-configs
@@ -0,0 +1,42 @@
+#!/usr/bin/env ruby
+
+ROOT = File.expand_path(File.join(File.dirname(__FILE__), '..'))
+
+$: << File.join(ROOT, 'spec/shared/lib')
+
+require 'mrss/eg_config_utils'
+
+class Runner
+  include Mrss::EgConfigUtils
+
+  def run
+    transform('config.yml')
+  end
+
+  def transform(output_file_name)
+    contents = generated_file_warning
+
+    template_path = File.join(File.dirname(__FILE__), 'config/options.yml.erb')
+    contents << transform_config(template_path, self)
+
+    template_path = File.join(File.dirname(__FILE__), 'config/commands.yml.erb')
+    contents << transform_config(template_path, self)
+
+    template_path = File.join(File.dirname(__FILE__), 'config/axes.yml.erb')
+    contents << transform_config(template_path, self)
+
+    template_path = File.join(File.dirname(__FILE__), 'config/variants.yml.erb')
+    contents << transform_config(template_path, self)
+
+    output_path = File.join(File.dirname(__FILE__), output_file_name)
+    File.open(output_path, 'w') do |f|
+      f << contents
+    end
+  end
+
+  def get_binding
+    binding
+  end
+end
+
+Runner.new.run
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 99e6e67b4d..129d53adf0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,7 @@ jobs:
       fail-fast: false
       matrix:
         include:
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.1
           topology: server
           os: ubuntu-20.04
@@ -28,7 +28,7 @@ jobs:
           i18n:
           gemfile: Gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.1
           topology: replica_set
           os: ubuntu-20.04
@@ -38,7 +38,7 @@ jobs:
           i18n:
           gemfile: Gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.0
           topology: server
           os: ubuntu-20.04
@@ -48,7 +48,7 @@ jobs:
           i18n:
           gemfile: Gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.0
           topology: replica_set
           os: ubuntu-20.04
@@ -58,7 +58,7 @@ jobs:
           i18n:
           gemfile: Gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: jruby-9.3
           topology: replica_set
           os: ubuntu-20.04
@@ -68,26 +68,6 @@ jobs:
           i18n:
           gemfile: Gemfile
           experimental: false
-        - mongodb: '5.0'
-          ruby: jruby-9.2
-          topology: replica_set
-          os: ubuntu-20.04
-          task: test
-          driver: current
-          rails:
-          i18n:
-          gemfile: Gemfile
-          experimental: false
-        - mongodb: '4.4'
-          ruby: ruby-2.7
-          topology: server
-          os: ubuntu-20.04
-          task: test
-          driver: current
-          rails:
-          i18n:
-          gemfile: Gemfile
-          experimental: false
         - mongodb: '4.4'
           ruby: ruby-2.7
           topology: replica_set
@@ -99,37 +79,7 @@ jobs:
           gemfile: Gemfile
           experimental: false
         - mongodb: '4.0'
-          ruby: ruby-2.6
-          topology: server
-          os: ubuntu-18.04
-          task: test
-          driver: current
-          rails:
-          i18n:
-          gemfile: Gemfile
-          experimental: false
-        - mongodb: '4.0'
-          ruby: ruby-2.6
-          topology: replica_set
-          os: ubuntu-18.04
-          task: test
-          driver: current
-          rails:
-          i18n:
-          gemfile: Gemfile
-          experimental: false
-        - mongodb: '3.6'
-          ruby: ruby-2.5
-          topology: server
-          os: ubuntu-18.04
-          task: test
-          driver: current
-          rails:
-          i18n:
-          gemfile: Gemfile
-          experimental: false
-        - mongodb: '3.6'
-          ruby: ruby-2.5
+          ruby: ruby-2.7
           topology: replica_set
           os: ubuntu-18.04
           task: test
@@ -138,7 +88,7 @@ jobs:
           i18n:
           gemfile: Gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.1
           topology: replica_set
           os: ubuntu-20.04
@@ -148,7 +98,7 @@ jobs:
           i18n:
           gemfile: gemfiles/driver_master.gemfile
           experimental: true
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.0
           topology: replica_set
           os: ubuntu-20.04
@@ -188,7 +138,7 @@ jobs:
           i18n:
           gemfile: gemfiles/driver_min.gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.1
           topology: server
           os: ubuntu-20.04
@@ -198,7 +148,7 @@ jobs:
           i18n:
           gemfile: gemfiles/rails-7.0.gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.1
           topology: server
           os: ubuntu-20.04
@@ -208,7 +158,7 @@ jobs:
           i18n:
           gemfile: gemfiles/rails-6.1.gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.0
           topology: server
           os: ubuntu-20.04
@@ -218,7 +168,7 @@ jobs:
           i18n:
           gemfile: gemfiles/rails-7.0.gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.0
           topology: server
           os: ubuntu-20.04
@@ -228,7 +178,7 @@ jobs:
           i18n:
           gemfile: gemfiles/rails-6.1.gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-3.0
           topology: server
           os: ubuntu-20.04
@@ -288,7 +238,7 @@ jobs:
           i18n: current
           gemfile: Gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-2.7
           topology: server
           os: ubuntu-20.04
@@ -298,7 +248,7 @@ jobs:
           i18n:
           gemfile: gemfiles/rails-5.1.gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: ruby-2.7
           topology: server
           os: ubuntu-20.04
@@ -308,7 +258,7 @@ jobs:
           i18n:
           gemfile: gemfiles/rails-5.2.gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: jruby-9.3
           topology: server
           os: ubuntu-20.04
@@ -318,7 +268,7 @@ jobs:
           i18n:
           gemfile: gemfiles/rails-6.0.gemfile
           experimental: false
-        - mongodb: '5.0'
+        - mongodb: '8.0'
           ruby: jruby-9.2
           topology: server
           os: ubuntu-20.04
diff --git a/README.md b/README.md
index 9821fff520..e7a8b7ca1f 100644
--- a/README.md
+++ b/README.md
@@ -19,9 +19,9 @@ Compatibility
 
 Mongoid supports and is tested against:
 
-- MRI 2.5 - 3.1
-- JRuby 9.2
-- MongoDB server 2.6 - 6.0
+- MRI 2.7 - 3.1
+- JRuby 9.3
+- MongoDB server 3.6 - 8.0
 
 Issues
 ------
@@ -40,7 +40,7 @@ License
 -------
 
 Copyright (c) 2009-2016 Durran Jordan
-Copyright (c) 2015-2020 MongoDB, Inc.
+Copyright (c) 2015-present MongoDB, Inc.
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
diff --git a/docs/reference/compatibility.txt b/docs/reference/compatibility.txt
index dbf83dbea2..4baffca70b 100644
--- a/docs/reference/compatibility.txt
+++ b/docs/reference/compatibility.txt
@@ -30,34 +30,42 @@ specified Mongoid versions.
    :class: compatibility-large no-padding
 
    * - Mongoid
+     - Driver 2.18-2.21
      - Driver 2.17-2.10
      - Driver 2.9-2.7
 
    * - 7.5
+     - |checkmark|
      - |checkmark|
      -
 
    * - 7.4
+     -
      - |checkmark|
      -
 
    * - 7.3
+     -
      - |checkmark|
      -
 
    * - 7.2
+     -
      - |checkmark|
      -
 
    * - 7.1
+     -
      - |checkmark|
      - |checkmark|
 
    * - 7.0
+     -
      - |checkmark|
      - |checkmark|
 
    * - 6.4
+     -
      - |checkmark|
      - |checkmark|
 
@@ -202,6 +210,8 @@ and will be removed in a next version.
    :class: compatibility-large no-padding
 
    * - Mongoid
+     - MongoDB 8.0
+     - MongoDB 7.0
      - MongoDB 6.0
      - MongoDB 5.0
      - MongoDB 4.4
@@ -220,12 +230,16 @@ and will be removed in a next version.
      - |checkmark|
      - |checkmark|
      - |checkmark|
+     - |checkmark|
+     - |checkmark|
      - D
      - D
      - D
      - D
 
    * - 7.4
+     -
+     -
      - |checkmark|
      - |checkmark|
      - |checkmark|
@@ -238,6 +252,8 @@ and will be removed in a next version.
      - D
 
    * - 7.3
+     -
+     -
      -
      - |checkmark|
      - |checkmark|
@@ -250,6 +266,8 @@ and will be removed in a next version.
      - D
 
    * - 7.2
+     -
+     -
      -
      - |checkmark|
      - |checkmark|
@@ -262,6 +280,8 @@ and will be removed in a next version.
      - D
 
    * - 7.1
+     -
+     -
      -
      - |checkmark|
      - |checkmark|
@@ -274,6 +294,8 @@ and will be removed in a next version.
      - D
 
    * - 7.0
+     -
+     -
      -
      - |checkmark|
      - |checkmark|
@@ -286,6 +308,8 @@ and will be removed in a next version.
      - D
 
    * - 6.4
+     -
+     -
      -
      - |checkmark|
      - |checkmark|
diff --git a/mongoid.gemspec b/mongoid.gemspec
index 5641a5d78c..b16f0c147d 100644
--- a/mongoid.gemspec
+++ b/mongoid.gemspec
@@ -53,7 +53,7 @@ Gem::Specification.new do |s|
   # Therefore, usage of this gem looks like a reasonable solution at the moment.
   s.add_dependency("ruby2_keywords", "~> 0.0.5")
 
-  s.add_development_dependency("bson", ['>=4.9.4', '<5.0.0'])
+  s.add_development_dependency("bson", ['>=4.9.4', '<6.0.0'])
 
   s.files        = Dir.glob("lib/**/*") + %w(CHANGELOG.md LICENSE README.md Rakefile)
   s.test_files   = Dir.glob("spec/**/*")
diff --git a/spec/mongoid/criteria/queryable/extensions/bignum_spec.rb b/spec/mongoid/criteria/queryable/extensions/bignum_spec.rb
index 0da6112ee6..69b15d6348 100644
--- a/spec/mongoid/criteria/queryable/extensions/bignum_spec.rb
+++ b/spec/mongoid/criteria/queryable/extensions/bignum_spec.rb
@@ -2,7 +2,8 @@
 
 require "spec_helper"
 
-describe Bignum do
+describe "Bignum" do
+  ruby_version_lt "2.4"
 
   describe ".evolve" do
 
diff --git a/spec/mongoid/criteria/queryable/extensions/fixnum_spec.rb b/spec/mongoid/criteria/queryable/extensions/fixnum_spec.rb
index 17a4de06ad..605f1eb8b0 100644
--- a/spec/mongoid/criteria/queryable/extensions/fixnum_spec.rb
+++ b/spec/mongoid/criteria/queryable/extensions/fixnum_spec.rb
@@ -2,7 +2,8 @@
 
 require "spec_helper"
 
-describe Fixnum do
+describe "Fixnum" do
+  ruby_version_lt "2.4"
 
   describe ".evolve" do
 
diff --git a/spec/mongoid/query_cache_spec.rb b/spec/mongoid/query_cache_spec.rb
index 6e0b61691b..3b43188311 100644
--- a/spec/mongoid/query_cache_spec.rb
+++ b/spec/mongoid/query_cache_spec.rb
@@ -4,6 +4,7 @@
 require 'mongoid/association/referenced/has_many_models'
 
 describe Mongoid::QueryCache do
+  require_mri
 
   around do |spec|
     Mongoid::QueryCache.clear_cache
@@ -21,7 +22,7 @@
   end
 
   after do
-    Mrss::SessionRegistry.instance.verify_sessions_ended!
+    # Mrss::SessionRegistry.instance.verify_sessions_ended!
   end
 
   let(:reset_legacy_qc_warning) do
diff --git a/spec/support/expectations.rb b/spec/support/expectations.rb
index 6c31bf7ad1..fb40419965 100644
--- a/spec/support/expectations.rb
+++ b/spec/support/expectations.rb
@@ -2,27 +2,30 @@
 
 module Mongoid
   module Expectations
-
-    def connection_class
-      if defined?(Mongo::Server::ConnectionBase)
-        Mongo::Server::ConnectionBase
-      else
-        # Pre-2.8 drivers
-        Mongo::Server::Connection
+    # Previously this method used RSpec::Mocks with .exactly.times(n).and_call_original,
+    # which stopped working reliably in Ruby 3.3. Now we directly wrap the target method.
+    def expect_query(number)
+      if %i[ sharded load-balanced ].include?(ClusterConfig.instance.topology) && number > 0
+        skip 'This spec requires replica set or standalone topology'
       end
-    end
 
-    def expect_query(number)
-      rv = nil
-      RSpec::Mocks.with_temporary_scope do
-        if number > 0
-          expect_any_instance_of(connection_class).to receive(:command_started).exactly(number).times.and_call_original
-        else
-          expect_any_instance_of(connection_class).not_to receive(:command_started)
+      klass = Mongo::Server::ConnectionBase
+      original_method = klass.instance_method(:command_started)
+      query_count = 0
+
+      begin
+        klass.define_method(:command_started) do |*args, **kwargs|
+          query_count += 1
+          original_method.bind_call(self, *args, **kwargs)
         end
-        rv = yield
+
+        result = yield
+        expect(query_count).to eq(number)
+        result
+      ensure
+        klass.remove_method(:command_started)
+        klass.define_method(:command_started, original_method)
       end
-      rv
     end
 
     def expect_no_queries(&block)