diff --git a/plugins/bufbuild/grpc-py/v0.4.0/.dockerignore b/plugins/bufbuild/grpc-py/v0.4.0/.dockerignore
new file mode 100644
index 000000000..c8a679bc6
--- /dev/null
+++ b/plugins/bufbuild/grpc-py/v0.4.0/.dockerignore
@@ -0,0 +1,3 @@
+*
+!Dockerfile
+!requirements.txt
diff --git a/plugins/bufbuild/grpc-py/v0.4.0/Dockerfile b/plugins/bufbuild/grpc-py/v0.4.0/Dockerfile
new file mode 100644
index 000000000..ddef85a9a
--- /dev/null
+++ b/plugins/bufbuild/grpc-py/v0.4.0/Dockerfile
@@ -0,0 +1,18 @@
+# syntax=docker/dockerfile:1.26
+FROM python:3.13.15-trixie@sha256:4a0820d8b1b1a1e012a23ff9a1296a3e28b48896a4d27a328a91ee197ce619d9 AS build
+WORKDIR /app
+RUN python -mvenv /app
+ADD /requirements.txt requirements.txt
+RUN . ./bin/activate \
+ && pip install --no-cache-dir -r requirements.txt \
+ && pip uninstall --yes pip setuptools \
+ && rm -f requirements.txt bin/activate.fish bin/activate.csh bin/Activate.ps1 \
+ && ln -sf /usr/bin/python /app/bin/python
+
+FROM gcr.io/distroless/python3-debian13:latest@sha256:f2b206661cee3edb44f132d7f054a9ced96f671d8a973de0db750895c9acb2fb AS base
+
+FROM scratch
+COPY --link --from=base / /
+COPY --link --from=build --chmod=0755 /app /app
+USER nobody
+CMD [ "/app/bin/protoc-gen-grpc-py" ]
diff --git a/plugins/bufbuild/grpc-py/v0.4.0/buf.plugin.yaml b/plugins/bufbuild/grpc-py/v0.4.0/buf.plugin.yaml
new file mode 100644
index 000000000..e3ae6f11a
--- /dev/null
+++ b/plugins/bufbuild/grpc-py/v0.4.0/buf.plugin.yaml
@@ -0,0 +1,18 @@
+version: v1
+name: buf.build/bufbuild/grpc-py
+plugin_version: v0.4.0
+source_url:  https://github.com/bufbuild/protoc-gen-grpc-py/
+description: Generates gRPC-Python stubs that use protobuf-py.
+deps:
+  - plugin: buf.build/bufbuild/py:v0.4.0
+spdx_license_id: Apache-2.0
+license_url: https://github.com/bufbuild/protoc-gen-grpc-py/blob/v0.4.0/LICENSE
+output_languages:
+- python
+registry:
+  python:
+    package_type: "runtime"
+    requires_python: ">=3.10"
+    deps:
+      # https://pypi.org/project/grpcio/
+      - "grpcio>=1.68"
diff --git a/plugins/bufbuild/grpc-py/v0.4.0/requirements.txt b/plugins/bufbuild/grpc-py/v0.4.0/requirements.txt
new file mode 100644
index 000000000..fca6f55fd
--- /dev/null
+++ b/plugins/bufbuild/grpc-py/v0.4.0/requirements.txt
@@ -0,0 +1,2 @@
+protoc-gen-grpc-py==0.4.0
+protobuf-py==0.4.0
diff --git a/plugins/community/sudorandom-connect-openapi/v0.26.0/.dockerignore b/plugins/community/sudorandom-connect-openapi/v0.26.0/.dockerignore
new file mode 100644
index 000000000..5d0f124ff
--- /dev/null
+++ b/plugins/community/sudorandom-connect-openapi/v0.26.0/.dockerignore
@@ -0,0 +1,2 @@
+*
+!Dockerfile
diff --git a/plugins/community/sudorandom-connect-openapi/v0.26.0/Dockerfile b/plugins/community/sudorandom-connect-openapi/v0.26.0/Dockerfile
new file mode 100644
index 000000000..7add77717
--- /dev/null
+++ b/plugins/community/sudorandom-connect-openapi/v0.26.0/Dockerfile
@@ -0,0 +1,15 @@
+# syntax=docker/dockerfile:1.26
+FROM --platform=$BUILDPLATFORM golang:1.27.1-trixie@sha256:9baa6b4187bbb98d240372a8a235ac0bb6b5ddd52bba1431dc2f7c0705862728 AS build
+
+ARG TARGETOS TARGETARCH
+ENV CGO_ENABLED=0 GOOS=$TARGETOS GOARCH=$TARGETARCH
+
+RUN --mount=type=cache,target=/go/pkg/mod \
+    go install -ldflags "-s -w" -tags remote_plugin -trimpath github.com/sudorandom/protoc-gen-connect-openapi@v0.26.0 \
+ && mv /go/bin/${GOOS}_${GOARCH}/protoc-gen-connect-openapi /go/bin/protoc-gen-connect-openapi || true
+
+FROM scratch
+COPY --from=build --link /etc/passwd /etc/passwd
+COPY --from=build --link --chown=root:root /go/bin/protoc-gen-connect-openapi .
+USER nobody
+ENTRYPOINT [ "/protoc-gen-connect-openapi" ]
diff --git a/plugins/community/sudorandom-connect-openapi/v0.26.0/buf.plugin.yaml b/plugins/community/sudorandom-connect-openapi/v0.26.0/buf.plugin.yaml
new file mode 100644
index 000000000..e49625600
--- /dev/null
+++ b/plugins/community/sudorandom-connect-openapi/v0.26.0/buf.plugin.yaml
@@ -0,0 +1,7 @@
+version: v1
+name: buf.build/community/sudorandom-connect-openapi
+plugin_version: v0.26.0
+source_url: https://github.com/sudorandom/protoc-gen-connect-openapi
+description: Plugin for generating OpenAPIv3 from Protobufs matching the Connect RPC interface.
+spdx_license_id: MIT
+license_url: https://github.com/sudorandom/protoc-gen-connect-openapi/blob/v0.26.0/LICENSE
diff --git a/plugins/connectrpc/go/v1.21.0/.dockerignore b/plugins/connectrpc/go/v1.21.0/.dockerignore
new file mode 100644
index 000000000..5d0f124ff
--- /dev/null
+++ b/plugins/connectrpc/go/v1.21.0/.dockerignore
@@ -0,0 +1,2 @@
+*
+!Dockerfile
diff --git a/plugins/connectrpc/go/v1.21.0/Dockerfile b/plugins/connectrpc/go/v1.21.0/Dockerfile
new file mode 100644
index 000000000..4e109e2d3
--- /dev/null
+++ b/plugins/connectrpc/go/v1.21.0/Dockerfile
@@ -0,0 +1,15 @@
+# syntax=docker/dockerfile:1.26
+FROM --platform=$BUILDPLATFORM golang:1.27.1-trixie@sha256:9baa6b4187bbb98d240372a8a235ac0bb6b5ddd52bba1431dc2f7c0705862728 AS build
+
+ARG TARGETOS TARGETARCH
+ENV CGO_ENABLED=0 GOOS=$TARGETOS GOARCH=$TARGETARCH
+
+RUN --mount=type=cache,target=/go/pkg/mod \
+    go install -ldflags="-s -w" -trimpath connectrpc.com/connect/cmd/protoc-gen-connect-go@v1.21.0 \
+ && mv /go/bin/${GOOS}_${GOARCH}/protoc-gen-connect-go /go/bin/protoc-gen-connect-go || true
+
+FROM scratch
+COPY --from=build --link --chown=root:root /etc/passwd /etc/passwd
+COPY --from=build --link /go/bin/protoc-gen-connect-go /
+USER nobody
+ENTRYPOINT [ "/protoc-gen-connect-go" ]
diff --git a/plugins/connectrpc/go/v1.21.0/buf.plugin.yaml b/plugins/connectrpc/go/v1.21.0/buf.plugin.yaml
new file mode 100644
index 000000000..5f8cedb54
--- /dev/null
+++ b/plugins/connectrpc/go/v1.21.0/buf.plugin.yaml
@@ -0,0 +1,20 @@
+version: v1
+name: buf.build/connectrpc/go
+plugin_version: v1.21.0
+source_url: https://github.com/connectrpc/connect-go
+integration_guide_url: https://connectrpc.com/docs/go/getting-started
+description: Generates client and server stubs for connectrpc.com/connect. Compatible with the gRPC, gRPC-Web, and Connect RPC protocols.
+deps:
+  - plugin: buf.build/protocolbuffers/go:v1.36.12
+output_languages:
+  - go
+registry:
+  go:
+    min_version: "1.25"
+    deps:
+      - module: connectrpc.com/connect
+        version: v1.21.0
+  opts:
+    - paths=source_relative
+spdx_license_id: Apache-2.0
+license_url: https://github.com/connectrpc/connect-go/blob/v1.21.0/LICENSE
diff --git a/plugins/connectrpc/gosimple/v1.21.0/.dockerignore b/plugins/connectrpc/gosimple/v1.21.0/.dockerignore
new file mode 100644
index 000000000..5d0f124ff
--- /dev/null
+++ b/plugins/connectrpc/gosimple/v1.21.0/.dockerignore
@@ -0,0 +1,2 @@
+*
+!Dockerfile
diff --git a/plugins/connectrpc/gosimple/v1.21.0/Dockerfile b/plugins/connectrpc/gosimple/v1.21.0/Dockerfile
new file mode 100644
index 000000000..4e109e2d3
--- /dev/null
+++ b/plugins/connectrpc/gosimple/v1.21.0/Dockerfile
@@ -0,0 +1,15 @@
+# syntax=docker/dockerfile:1.26
+FROM --platform=$BUILDPLATFORM golang:1.27.1-trixie@sha256:9baa6b4187bbb98d240372a8a235ac0bb6b5ddd52bba1431dc2f7c0705862728 AS build
+
+ARG TARGETOS TARGETARCH
+ENV CGO_ENABLED=0 GOOS=$TARGETOS GOARCH=$TARGETARCH
+
+RUN --mount=type=cache,target=/go/pkg/mod \
+    go install -ldflags="-s -w" -trimpath connectrpc.com/connect/cmd/protoc-gen-connect-go@v1.21.0 \
+ && mv /go/bin/${GOOS}_${GOARCH}/protoc-gen-connect-go /go/bin/protoc-gen-connect-go || true
+
+FROM scratch
+COPY --from=build --link --chown=root:root /etc/passwd /etc/passwd
+COPY --from=build --link /go/bin/protoc-gen-connect-go /
+USER nobody
+ENTRYPOINT [ "/protoc-gen-connect-go" ]
diff --git a/plugins/connectrpc/gosimple/v1.21.0/buf.plugin.yaml b/plugins/connectrpc/gosimple/v1.21.0/buf.plugin.yaml
new file mode 100644
index 000000000..8b2a829cb
--- /dev/null
+++ b/plugins/connectrpc/gosimple/v1.21.0/buf.plugin.yaml
@@ -0,0 +1,21 @@
+version: v1
+name: buf.build/connectrpc/gosimple
+plugin_version: v1.21.0
+source_url: https://github.com/connectrpc/connect-go
+integration_guide_url: https://connectrpc.com/docs/go/getting-started
+description: Generates client and server stubs with simple function signatures for connectrpc.com/connect. Compatible with the gRPC, gRPC-Web, and Connect RPC protocols.
+deps:
+  - plugin: buf.build/protocolbuffers/go:v1.36.12
+output_languages:
+  - go
+registry:
+  go:
+    min_version: "1.25"
+    deps:
+      - module: connectrpc.com/connect
+        version: v1.21.0
+  opts:
+    - paths=source_relative
+    - simple
+spdx_license_id: Apache-2.0
+license_url: https://github.com/connectrpc/connect-go/blob/v1.21.0/LICENSE
diff --git a/tests/testdata/buf.build/bufbuild/grpc-py/v0.4.0/eliza/plugin.sum b/tests/testdata/buf.build/bufbuild/grpc-py/v0.4.0/eliza/plugin.sum
new file mode 100644
index 000000000..c21e55fb1
--- /dev/null
+++ b/tests/testdata/buf.build/bufbuild/grpc-py/v0.4.0/eliza/plugin.sum
@@ -0,0 +1 @@
+h1:kXOzrDir9EN1qyQvc1hUagxhKErSgzOKzTKHR2cRkwY=
diff --git a/tests/testdata/buf.build/bufbuild/grpc-py/v0.4.0/petapis/plugin.sum b/tests/testdata/buf.build/bufbuild/grpc-py/v0.4.0/petapis/plugin.sum
new file mode 100644
index 000000000..8b74e05a9
--- /dev/null
+++ b/tests/testdata/buf.build/bufbuild/grpc-py/v0.4.0/petapis/plugin.sum
@@ -0,0 +1 @@
+h1:uUeDbP5mEHIB9b0KZU3vh1aHUZXIqS7IgnMVFarMy5E=
diff --git a/tests/testdata/buf.build/community/sudorandom-connect-openapi/v0.26.0/eliza/plugin.sum b/tests/testdata/buf.build/community/sudorandom-connect-openapi/v0.26.0/eliza/plugin.sum
new file mode 100644
index 000000000..b2078df64
--- /dev/null
+++ b/tests/testdata/buf.build/community/sudorandom-connect-openapi/v0.26.0/eliza/plugin.sum
@@ -0,0 +1 @@
+h1:bfGIUhYwyjEaVR7OEPgI7au+mx+AM7kC8eo+1ET+VTM=
diff --git a/tests/testdata/buf.build/community/sudorandom-connect-openapi/v0.26.0/petapis/plugin.sum b/tests/testdata/buf.build/community/sudorandom-connect-openapi/v0.26.0/petapis/plugin.sum
new file mode 100644
index 000000000..8bc7ce4bb
--- /dev/null
+++ b/tests/testdata/buf.build/community/sudorandom-connect-openapi/v0.26.0/petapis/plugin.sum
@@ -0,0 +1 @@
+h1:7Ci4om9NiRwqpLPtEnVH3liK9VwF0wdIVQlb6WsUBOI=
diff --git a/tests/testdata/buf.build/connectrpc/go/v1.21.0/eliza/plugin.sum b/tests/testdata/buf.build/connectrpc/go/v1.21.0/eliza/plugin.sum
new file mode 100644
index 000000000..ef7867702
--- /dev/null
+++ b/tests/testdata/buf.build/connectrpc/go/v1.21.0/eliza/plugin.sum
@@ -0,0 +1 @@
+h1:u23hequoE+Iv/KIkcXvKs9udlNUQAhml/9mKE4M9vUc=
diff --git a/tests/testdata/buf.build/connectrpc/go/v1.21.0/petapis/plugin.sum b/tests/testdata/buf.build/connectrpc/go/v1.21.0/petapis/plugin.sum
new file mode 100644
index 000000000..4aba81da1
--- /dev/null
+++ b/tests/testdata/buf.build/connectrpc/go/v1.21.0/petapis/plugin.sum
@@ -0,0 +1 @@
+h1:AgnlcVVjlOtjzOJY9m9yC5oH80DRlmvsmpwUTJG5RWM=
diff --git a/tests/testdata/buf.build/connectrpc/gosimple/v1.21.0/eliza/plugin.sum b/tests/testdata/buf.build/connectrpc/gosimple/v1.21.0/eliza/plugin.sum
new file mode 100644
index 000000000..70778f7dd
--- /dev/null
+++ b/tests/testdata/buf.build/connectrpc/gosimple/v1.21.0/eliza/plugin.sum
@@ -0,0 +1 @@
+h1:YRv9BxkN+euOH9Z4cbDJsBcE7PV5bMc/CRdumQ7YG7g=
diff --git a/tests/testdata/buf.build/connectrpc/gosimple/v1.21.0/petapis/plugin.sum b/tests/testdata/buf.build/connectrpc/gosimple/v1.21.0/petapis/plugin.sum
new file mode 100644
index 000000000..3d8bbcde5
--- /dev/null
+++ b/tests/testdata/buf.build/connectrpc/gosimple/v1.21.0/petapis/plugin.sum
@@ -0,0 +1 @@
+h1:2OQOwNtie1hgyVA/bEr78VRW00AAnq+bUNLs4XkVLTw=