diff --git a/projects/protobuf.dev/package.yml b/projects/protobuf.dev/package.yml
new file mode 100644
index 00000000..af927bba
--- /dev/null
+++ b/projects/protobuf.dev/package.yml
@@ -0,0 +1,46 @@
+distributable:
+   url: https://github.com/protocolbuffers/protobuf/releases/download/v{{version.raw}}/protobuf-all-{{version.raw}}.tar.gz
+   strip-components: 1
+
+versions:
+  github: protocolbuffers/protobuf/tags
+  # v22 requires bazel for builds and is quite different
+  ignore: v22.x
+
+dependencies:
+  zlib.net: ^1
+
+build:
+  dependencies:
+    tea.xyz/gx/cc: c99
+    tea.xyz/gx/make: '*'
+    cmake.org: ^3
+  working-directory: build
+  script: |
+    cmake .. $ARGS
+    make --jobs {{ hw.concurrency }} install
+  env:
+    ARGS:
+      - -Dprotobuf_BUILD_LIBPROTOC=ON
+      - -Dprotobuf_BUILD_SHARED_LIBS=ON
+      - -Dprotobuf_INSTALL_EXAMPLES=OFF
+      - -Dprotobuf_BUILD_TESTS=OFF
+      - -DCMAKE_INSTALL_PREFIX={{prefix}}
+      - -DCMAKE_BUILD_TYPE=Release
+
+provides:
+  - bin/protoc
+
+test:
+  script: |
+    mv $FIXTURE test.proto
+    protoc test.proto --cpp_out=.
+  fixture: |
+    syntax = "proto3";
+    package test;
+    message TestCase {
+      string name = 4;
+    }
+    message Test {
+      repeated TestCase case = 1;
+    }