diff --git a/modules/blake3/1.3.3.bcr.1/MODULE.bazel b/modules/blake3/1.3.3.bcr.1/MODULE.bazel
new file mode 100644
index 0000000000..10d677879b
--- /dev/null
+++ b/modules/blake3/1.3.3.bcr.1/MODULE.bazel
@@ -0,0 +1,6 @@
+module(
+    name = "blake3",
+    version = "1.3.3.bcr.1",
+    compatibility_level = 1,
+)
+bazel_dep(name = "rules_cc", version = "0.0.6")
diff --git a/modules/blake3/1.3.3.bcr.1/patches/add_build_file.patch b/modules/blake3/1.3.3.bcr.1/patches/add_build_file.patch
new file mode 100644
index 0000000000..18fec77415
--- /dev/null
+++ b/modules/blake3/1.3.3.bcr.1/patches/add_build_file.patch
@@ -0,0 +1,65 @@
+--- /dev/null
++++ BUILD.bazel
+@@ -0,0 +1,62 @@
++load("@rules_cc//cc:defs.bzl", "cc_binary", "cc_library")
++
++cc_library(
++    name = "blake3",
++    srcs = [
++        "c/blake3.c",
++        "c/blake3_dispatch.c",
++        "c/blake3_portable.c",
++    ] + select({
++        "@bazel_tools//src/conditions:linux_x86_64": [
++            "c/blake3_avx2_x86-64_unix.S",
++            # Disable to appease bazel-ci which uses ubuntu-18 (EOL) and GCC 7
++            # lacking the headers to compile AVX512.
++            # "c/blake3_avx512_x86-64_unix.S",
++            "c/blake3_sse2_x86-64_unix.S",
++            "c/blake3_sse41_x86-64_unix.S",
++        ],
++        "@bazel_tools//src/conditions:linux_aarch64": [
++            "c/blake3_neon.c",
++        ],
++        "@bazel_tools//src/conditions:windows_x64": [
++            "c/blake3_avx2_x86-64_windows_msvc.asm",
++            "c/blake3_avx512_x86-64_windows_msvc.asm",
++            "c/blake3_sse2_x86-64_windows_msvc.asm",
++            "c/blake3_sse41_x86-64_windows_msvc.asm",
++        ],
++        "@bazel_tools//src/conditions:windows_arm64": [
++            "c/blake3_neon.c",
++        ],
++        "@bazel_tools//src/conditions:darwin_arm64": [
++            "c/blake3_neon.c",
++        ],
++        "//conditions:default": [],
++    }),
++    hdrs = [
++        "c/blake3.h",
++        "c/blake3_impl.h",
++    ],
++    copts = select({
++        "@bazel_tools//src/conditions:linux_x86_64": [
++            "-DBLAKE3_NO_AVX512",
++	],
++        "@bazel_tools//src/conditions:linux_aarch64": [
++            "-DBLAKE3_USE_NEON=1",
++        ],
++        "@bazel_tools//src/conditions:windows_x64": [],
++        "@bazel_tools//src/conditions:windows_arm64": [
++            "-DBLAKE3_USE_NEON=1",
++        ],
++        "@bazel_tools//src/conditions:darwin_arm64": [
++            "-DBLAKE3_USE_NEON=1",
++        ],
++        "//conditions:default": [
++            "-DBLAKE3_NO_SSE2",
++            "-DBLAKE3_NO_SSE41",
++            "-DBLAKE3_NO_AVX2",
++            "-DBLAKE3_NO_AVX512",
++        ],
++    }),
++    includes = ["."],
++    visibility = ["//visibility:public"],
++)
diff --git a/modules/blake3/1.3.3.bcr.1/patches/module_dot_bazel.patch b/modules/blake3/1.3.3.bcr.1/patches/module_dot_bazel.patch
new file mode 100644
index 0000000000..7bd34b5e4f
--- /dev/null
+++ b/modules/blake3/1.3.3.bcr.1/patches/module_dot_bazel.patch
@@ -0,0 +1,9 @@
+--- MODULE.bazel
++++ MODULE.bazel
+@@ -0,0 +1,6 @@
++module(
++    name = "blake3",
++    version = "1.3.3.bcr.1",
++    compatibility_level = 1,
++)
++bazel_dep(name = "rules_cc", version = "0.0.6")
diff --git a/modules/blake3/1.3.3.bcr.1/presubmit.yml b/modules/blake3/1.3.3.bcr.1/presubmit.yml
new file mode 100644
index 0000000000..ebcdb12057
--- /dev/null
+++ b/modules/blake3/1.3.3.bcr.1/presubmit.yml
@@ -0,0 +1,13 @@
+matrix:
+  platform:
+  - debian10
+  - ubuntu2004
+  - macos
+  - macos_arm64
+  - windows
+tasks:
+  verify_targets:
+    name: Verify build targets
+    platform: ${{ platform }}
+    build_targets:
+    - '@blake3//:blake3'
diff --git a/modules/blake3/1.3.3.bcr.1/source.json b/modules/blake3/1.3.3.bcr.1/source.json
new file mode 100644
index 0000000000..fef6f20089
--- /dev/null
+++ b/modules/blake3/1.3.3.bcr.1/source.json
@@ -0,0 +1,10 @@
+{
+    "url": "https://github.com/BLAKE3-team/BLAKE3/archive/refs/tags/1.3.3.tar.gz",
+    "integrity": "sha256-J9K8TuWUW6dUNIWVIQQslJRj7nUU/xeq7zKOI++D/sA=",
+    "strip_prefix": "BLAKE3-1.3.3",
+    "patches": {
+        "add_build_file.patch": "sha256-lKVoznUHSqWywOo27+g4J0csjL8lH3FEXjAFRJN5+Kw=",
+        "module_dot_bazel.patch": "sha256-4M/MRHdDFjS8iyVaKqy6QIc5Qea9pblUz7oj6I5aHfg="
+    },
+    "patch_strip": 0
+}
diff --git a/modules/blake3/metadata.json b/modules/blake3/metadata.json
index cba4bb36c8..aa9f4b18e4 100644
--- a/modules/blake3/metadata.json
+++ b/modules/blake3/metadata.json
@@ -5,7 +5,8 @@
         "github:BLAKE3-team/BLAKE3"
     ],
     "versions": [
-        "1.3.3"
+        "1.3.3",
+        "1.3.3.bcr.1"
     ],
     "yanked_versions": {}
 }