diff --git a/Gemfile.lock b/Gemfile.lock
index 148ff890c1131..7f459c1a07b1e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -24,82 +24,82 @@ GIT
 PATH
   remote: .
   specs:
-    actioncable (7.0.0.rc3)
-      actionpack (= 7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
+    actioncable (7.0.0)
+      actionpack (= 7.0.0)
+      activesupport (= 7.0.0)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailbox (7.0.0.rc3)
-      actionpack (= 7.0.0.rc3)
-      activejob (= 7.0.0.rc3)
-      activerecord (= 7.0.0.rc3)
-      activestorage (= 7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
+    actionmailbox (7.0.0)
+      actionpack (= 7.0.0)
+      activejob (= 7.0.0)
+      activerecord (= 7.0.0)
+      activestorage (= 7.0.0)
+      activesupport (= 7.0.0)
       mail (>= 2.7.1)
-    actionmailer (7.0.0.rc3)
-      actionpack (= 7.0.0.rc3)
-      actionview (= 7.0.0.rc3)
-      activejob (= 7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
+    actionmailer (7.0.0)
+      actionpack (= 7.0.0)
+      actionview (= 7.0.0)
+      activejob (= 7.0.0)
+      activesupport (= 7.0.0)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (7.0.0.rc3)
-      actionview (= 7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
+    actionpack (7.0.0)
+      actionview (= 7.0.0)
+      activesupport (= 7.0.0)
       rack (~> 2.0, >= 2.2.0)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.2.0)
-    actiontext (7.0.0.rc3)
-      actionpack (= 7.0.0.rc3)
-      activerecord (= 7.0.0.rc3)
-      activestorage (= 7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
+    actiontext (7.0.0)
+      actionpack (= 7.0.0)
+      activerecord (= 7.0.0)
+      activestorage (= 7.0.0)
+      activesupport (= 7.0.0)
       globalid (>= 0.6.0)
       nokogiri (>= 1.8.5)
-    actionview (7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
+    actionview (7.0.0)
+      activesupport (= 7.0.0)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.1, >= 1.2.0)
-    activejob (7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
+    activejob (7.0.0)
+      activesupport (= 7.0.0)
       globalid (>= 0.3.6)
-    activemodel (7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
-    activerecord (7.0.0.rc3)
-      activemodel (= 7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
-    activestorage (7.0.0.rc3)
-      actionpack (= 7.0.0.rc3)
-      activejob (= 7.0.0.rc3)
-      activerecord (= 7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
+    activemodel (7.0.0)
+      activesupport (= 7.0.0)
+    activerecord (7.0.0)
+      activemodel (= 7.0.0)
+      activesupport (= 7.0.0)
+    activestorage (7.0.0)
+      actionpack (= 7.0.0)
+      activejob (= 7.0.0)
+      activerecord (= 7.0.0)
+      activesupport (= 7.0.0)
       marcel (~> 1.0)
       mini_mime (>= 1.1.0)
-    activesupport (7.0.0.rc3)
+    activesupport (7.0.0)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
-    rails (7.0.0.rc3)
-      actioncable (= 7.0.0.rc3)
-      actionmailbox (= 7.0.0.rc3)
-      actionmailer (= 7.0.0.rc3)
-      actionpack (= 7.0.0.rc3)
-      actiontext (= 7.0.0.rc3)
-      actionview (= 7.0.0.rc3)
-      activejob (= 7.0.0.rc3)
-      activemodel (= 7.0.0.rc3)
-      activerecord (= 7.0.0.rc3)
-      activestorage (= 7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
+    rails (7.0.0)
+      actioncable (= 7.0.0)
+      actionmailbox (= 7.0.0)
+      actionmailer (= 7.0.0)
+      actionpack (= 7.0.0)
+      actiontext (= 7.0.0)
+      actionview (= 7.0.0)
+      activejob (= 7.0.0)
+      activemodel (= 7.0.0)
+      activerecord (= 7.0.0)
+      activestorage (= 7.0.0)
+      activesupport (= 7.0.0)
       bundler (>= 1.15.0)
-      railties (= 7.0.0.rc3)
-    railties (7.0.0.rc3)
-      actionpack (= 7.0.0.rc3)
-      activesupport (= 7.0.0.rc3)
+      railties (= 7.0.0)
+    railties (7.0.0)
+      actionpack (= 7.0.0)
+      activesupport (= 7.0.0)
       method_source
       rake (>= 12.2)
       thor (~> 1.0)
diff --git a/RAILS_VERSION b/RAILS_VERSION
index 742111b0f0bb1..66ce77b7ead5c 100644
--- a/RAILS_VERSION
+++ b/RAILS_VERSION
@@ -1 +1 @@
-7.0.0.rc3
+7.0.0
diff --git a/actioncable/CHANGELOG.md b/actioncable/CHANGELOG.md
index 2e7399056f9de..1de0baf30a024 100644
--- a/actioncable/CHANGELOG.md
+++ b/actioncable/CHANGELOG.md
@@ -1,3 +1,8 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
+*   No changes.
+
+
 ## Rails 7.0.0.rc3 (December 14, 2021) ##
 
 *   No changes.
diff --git a/actioncable/lib/action_cable/gem_version.rb b/actioncable/lib/action_cable/gem_version.rb
index d2620b4a141f7..edf6a8372fcd0 100644
--- a/actioncable/lib/action_cable/gem_version.rb
+++ b/actioncable/lib/action_cable/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/actioncable/package.json b/actioncable/package.json
index 42221fb6638f7..4de36c09d039a 100644
--- a/actioncable/package.json
+++ b/actioncable/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rails/actioncable",
-  "version": "7.0.0-rc3",
+  "version": "7.0.0",
   "description": "WebSocket framework for Ruby on Rails.",
   "module": "app/assets/javascripts/actioncable.esm.js",
   "main": "app/assets/javascripts/actioncable.js",
diff --git a/actionmailbox/CHANGELOG.md b/actionmailbox/CHANGELOG.md
index 416c78d1bc9c7..bff5b15f78b6b 100644
--- a/actionmailbox/CHANGELOG.md
+++ b/actionmailbox/CHANGELOG.md
@@ -1,3 +1,8 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
+*   No changes.
+
+
 ## Rails 7.0.0.rc3 (December 14, 2021) ##
 
 *   No changes.
diff --git a/actionmailbox/lib/action_mailbox/gem_version.rb b/actionmailbox/lib/action_mailbox/gem_version.rb
index ecd10657b37a7..1527b656d4673 100644
--- a/actionmailbox/lib/action_mailbox/gem_version.rb
+++ b/actionmailbox/lib/action_mailbox/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/actionmailer/CHANGELOG.md b/actionmailer/CHANGELOG.md
index 124acf1ecdef5..ab09afa555c47 100644
--- a/actionmailer/CHANGELOG.md
+++ b/actionmailer/CHANGELOG.md
@@ -1,3 +1,8 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
+*   No changes.
+
+
 ## Rails 7.0.0.rc3 (December 14, 2021) ##
 
 *   No changes.
diff --git a/actionmailer/lib/action_mailer/gem_version.rb b/actionmailer/lib/action_mailer/gem_version.rb
index ecf97b29c897f..212e2a4f24759 100644
--- a/actionmailer/lib/action_mailer/gem_version.rb
+++ b/actionmailer/lib/action_mailer/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/actionpack/CHANGELOG.md b/actionpack/CHANGELOG.md
index 3da3515134e82..73d9a3503c049 100644
--- a/actionpack/CHANGELOG.md
+++ b/actionpack/CHANGELOG.md
@@ -1,3 +1,5 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
 *   Deprecate `Rails.application.config.action_controller.urlsafe_csrf_tokens`. This config is now always enabled.
 
     *Étienne Barrié*
diff --git a/actionpack/lib/action_pack/gem_version.rb b/actionpack/lib/action_pack/gem_version.rb
index f9804bd31bb33..1601c3040a91d 100644
--- a/actionpack/lib/action_pack/gem_version.rb
+++ b/actionpack/lib/action_pack/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/actiontext/CHANGELOG.md b/actiontext/CHANGELOG.md
index eb156db540a8a..e16a9081b36d4 100644
--- a/actiontext/CHANGELOG.md
+++ b/actiontext/CHANGELOG.md
@@ -1,3 +1,8 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
+*   No changes.
+
+
 ## Rails 7.0.0.rc3 (December 14, 2021) ##
 
 *   No changes.
diff --git a/actiontext/lib/action_text/gem_version.rb b/actiontext/lib/action_text/gem_version.rb
index 3cd817179033c..d83d6653ca55e 100644
--- a/actiontext/lib/action_text/gem_version.rb
+++ b/actiontext/lib/action_text/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/actiontext/package.json b/actiontext/package.json
index db53bbb79c760..5373ae91e25d6 100644
--- a/actiontext/package.json
+++ b/actiontext/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rails/actiontext",
-  "version": "7.0.0-rc3",
+  "version": "7.0.0",
   "description": "Edit and display rich text in Rails applications",
   "main": "app/javascript/actiontext/index.js",
   "type": "module",
diff --git a/actionview/CHANGELOG.md b/actionview/CHANGELOG.md
index 7897f32dfcb99..2d3b2006b5978 100644
--- a/actionview/CHANGELOG.md
+++ b/actionview/CHANGELOG.md
@@ -1,3 +1,5 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
 *   Support `include_hidden:` option in calls to
     `ActionView::Helper::FormBuilder#file_field` with `multiple: true` to
     support submitting an empty collection of files.
diff --git a/actionview/lib/action_view/gem_version.rb b/actionview/lib/action_view/gem_version.rb
index a175fc5050370..7b5485d6c6cc2 100644
--- a/actionview/lib/action_view/gem_version.rb
+++ b/actionview/lib/action_view/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/actionview/package.json b/actionview/package.json
index 687616c3cb884..6cf58ddb09abf 100644
--- a/actionview/package.json
+++ b/actionview/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rails/ujs",
-  "version": "7.0.0-rc3",
+  "version": "7.0.0",
   "description": "Ruby on Rails unobtrusive scripting adapter",
   "main": "lib/assets/compiled/rails-ujs.js",
   "files": [
diff --git a/activejob/CHANGELOG.md b/activejob/CHANGELOG.md
index 8bc47332931dd..59376a754ce88 100644
--- a/activejob/CHANGELOG.md
+++ b/activejob/CHANGELOG.md
@@ -1,3 +1,8 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
+*   No changes.
+
+
 ## Rails 7.0.0.rc3 (December 14, 2021) ##
 
 *   No changes.
diff --git a/activejob/lib/active_job/gem_version.rb b/activejob/lib/active_job/gem_version.rb
index 8da5b00973b5c..be9acfdded779 100644
--- a/activejob/lib/active_job/gem_version.rb
+++ b/activejob/lib/active_job/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/activemodel/CHANGELOG.md b/activemodel/CHANGELOG.md
index 695ceb903a70b..894bc24d95441 100644
--- a/activemodel/CHANGELOG.md
+++ b/activemodel/CHANGELOG.md
@@ -1,3 +1,8 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
+*   No changes.
+
+
 ## Rails 7.0.0.rc3 (December 14, 2021) ##
 
 *   No changes.
diff --git a/activemodel/lib/active_model/gem_version.rb b/activemodel/lib/active_model/gem_version.rb
index 29f6825f44679..465b3b0bdf0e4 100644
--- a/activemodel/lib/active_model/gem_version.rb
+++ b/activemodel/lib/active_model/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 1f40b71709364..5304953fb4f8b 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,3 +1,5 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
 *   Better handle SQL queries with invalid encoding.
 
     ```ruby
diff --git a/activerecord/lib/active_record/gem_version.rb b/activerecord/lib/active_record/gem_version.rb
index d434dfc069f81..c9a957dcb0180 100644
--- a/activerecord/lib/active_record/gem_version.rb
+++ b/activerecord/lib/active_record/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/activestorage/CHANGELOG.md b/activestorage/CHANGELOG.md
index b29b74d804018..50ac0434758b4 100644
--- a/activestorage/CHANGELOG.md
+++ b/activestorage/CHANGELOG.md
@@ -1,3 +1,5 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
 *   Support transforming empty-ish `has_many_attached` value into `[]` (e.g. `[""]`).
 
     ```ruby
diff --git a/activestorage/lib/active_storage/gem_version.rb b/activestorage/lib/active_storage/gem_version.rb
index 40ef425700d6a..622cd18ee9af8 100644
--- a/activestorage/lib/active_storage/gem_version.rb
+++ b/activestorage/lib/active_storage/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/activestorage/package.json b/activestorage/package.json
index 09f5019ecdba1..1fb46f2573bfa 100644
--- a/activestorage/package.json
+++ b/activestorage/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rails/activestorage",
-  "version": "7.0.0-rc3",
+  "version": "7.0.0",
   "description": "Attach cloud and local files in Rails applications",
   "module": "app/assets/javascripts/activestorage.esm.js",
   "main": "app/assets/javascripts/activestorage.js",
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md
index 78f32e0de7c06..bf2758a970b20 100644
--- a/activesupport/CHANGELOG.md
+++ b/activesupport/CHANGELOG.md
@@ -1,3 +1,5 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
 *   Fix `ActiveSupport::Duration.build` to support negative values.
 
     The algorithm to collect the `parts` of the `ActiveSupport::Duration`
diff --git a/activesupport/lib/active_support/gem_version.rb b/activesupport/lib/active_support/gem_version.rb
index 3fc1eb651eaf2..87d5e0f8b5725 100644
--- a/activesupport/lib/active_support/gem_version.rb
+++ b/activesupport/lib/active_support/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/guides/CHANGELOG.md b/guides/CHANGELOG.md
index 8fed1b8b99127..550b2f4ec7413 100644
--- a/guides/CHANGELOG.md
+++ b/guides/CHANGELOG.md
@@ -1,3 +1,8 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
+*   No changes.
+
+
 ## Rails 7.0.0.rc3 (December 14, 2021) ##
 
 *   No changes.
diff --git a/railties/CHANGELOG.md b/railties/CHANGELOG.md
index 5cdd8c309fedf..01e44146119a6 100644
--- a/railties/CHANGELOG.md
+++ b/railties/CHANGELOG.md
@@ -1,3 +1,8 @@
+## Rails 7.0.0 (December 15, 2021) ##
+
+*   No changes.
+
+
 ## Rails 7.0.0.rc3 (December 14, 2021) ##
 
 *   Allow localhost with a port by default in development
diff --git a/railties/lib/rails/gem_version.rb b/railties/lib/rails/gem_version.rb
index 3bd647310828b..d67795ccbc95f 100644
--- a/railties/lib/rails/gem_version.rb
+++ b/railties/lib/rails/gem_version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end
diff --git a/version.rb b/version.rb
index 3bd647310828b..d67795ccbc95f 100644
--- a/version.rb
+++ b/version.rb
@@ -10,7 +10,7 @@ module VERSION
     MAJOR = 7
     MINOR = 0
     TINY  = 0
-    PRE   = "rc3"
+    PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
   end