diff --git a/.bazelversion b/.bazelversion
new file mode 100644
index 0000000..fcdb2e1
--- /dev/null
+++ b/.bazelversion
@@ -0,0 +1 @@
+4.0.0
diff --git a/BUILD.bazel b/BUILD.bazel
index e69de29..d357c69 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -0,0 +1,11 @@
+filegroup(
+    name = "all_files",
+    testonly = True,
+    srcs = [
+        "BUILD.bazel",
+        "WORKSPACE",
+        "//protoc-gen-grpc-js:all_files",
+        "//rules:all_files",
+    ] + glob(["*.bzl"]),
+    visibility = ["//visibility:public"],
+)
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..3dadf32
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,4 @@
+.PHONY: goldens
+goldens:
+	find . -name '*.prototext' | xargs rm 
+	./tools/regenerate_golden_files.sh
diff --git a/WORKSPACE b/WORKSPACE
index dd6afc4..6270004 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -1,37 +1,78 @@
 workspace(name = "com_github_stackb_grpc_js")
 
-load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+local_repository(
+    name = "build_stack_rules_proto",
+    path = "../rules_proto",
+)
 
-http_archive(
-    name = "bazel_skylib",
-    sha256 = "bbccf674aa441c266df9894182d80de104cabd19be98be002f6d478aaa31574d",
-    strip_prefix = "bazel-skylib-2169ae1c374aab4a09aa90e65efe1a3aad4e279b",
-    urls = ["https://github.com/bazelbuild/bazel-skylib/archive/2169ae1c374aab4a09aa90e65efe1a3aad4e279b.tar.gz"],
+load(
+    "@build_stack_rules_proto//:deps.bzl",
+    "bazel_gazelle",
+    "bazel_skylib",
+    "com_github_grpc_grpc",
+    "com_google_protobuf",
+    "io_bazel_rules_closure",
+    "io_bazel_rules_go",
+    "rules_cc",
+    "zlib",
 )
 
-# ================================================================
+# ==================================================
+# C++
+# ==================================================
+#
+rules_cc()
 
-RULES_CLOSURE_VERSION = "50d3dc9e6d27a5577a0f95708466718825d579f4"
+# ==================================================
+# Go
+# ==================================================
+#
+io_bazel_rules_go()
 
-http_archive(
-    name = "io_bazel_rules_closure",
-    url = "https://github.com/bazelbuild/rules_closure/archive/%s.zip" % RULES_CLOSURE_VERSION,
-    strip_prefix = "rules_closure-%s" % RULES_CLOSURE_VERSION,
-)
+bazel_gazelle()
 
-http_archive(
-    name = "net_zlib",
-    build_file = "@io_bazel_rules_closure//:third_party/zlib.BUILD",
-    sha256 = "c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1",
-    strip_prefix = "zlib-1.2.11",
-    urls = ["https://zlib.net/zlib-1.2.11.tar.gz"],
-)
+load("@io_bazel_rules_go//go:deps.bzl", "go_register_toolchains", "go_rules_dependencies")
+
+go_rules_dependencies()
+
+go_register_toolchains()
+
+load("@bazel_gazelle//:deps.bzl", "gazelle_dependencies")
+
+gazelle_dependencies()
 
-bind(
-    name = "zlib",
-    actual = "@net_zlib//:zlib",
+# ==================================================
+# closure
+# ==================================================
+#
+io_bazel_rules_closure()
+
+load("@io_bazel_rules_closure//closure:repositories.bzl", "rules_closure_dependencies", "rules_closure_toolchains")
+
+rules_closure_dependencies(
+    omit_bazel_skylib = True,
+    omit_com_google_protobuf = True,
+    omit_zlib = True,
 )
 
-load("@io_bazel_rules_closure//closure:defs.bzl", "closure_repositories")
+rules_closure_toolchains()
+
+# ==================================================
+# Protobuf
+# ==================================================
+#
+com_google_protobuf()
+
+bazel_skylib()
+
+zlib()
+
+# ==================================================
+# gRPC
+# ==================================================
+#
+com_github_grpc_grpc()
+
+load("@com_github_grpc_grpc//bazel:grpc_deps.bzl", "grpc_deps")
 
-closure_repositories()
+grpc_deps()
diff --git a/protoc-gen-grpc-js/BUILD.bazel b/protoc-gen-grpc-js/BUILD.bazel
index 93b8951..ce848a7 100644
--- a/protoc-gen-grpc-js/BUILD.bazel
+++ b/protoc-gen-grpc-js/BUILD.bazel
@@ -1,5 +1,16 @@
+load("@rules_cc//cc:defs.bzl", "cc_binary")
+load("@build_stack_rules_proto//rules:proto_plugin.bzl", "proto_plugin")
+
 package(default_visibility = ["//visibility:public"])
 
+proto_plugin(
+    name = "grpc_js",
+    exclusions = ["google/protobuf"],  # TODO(pcj): is this needed?
+    outputs = ["{protopath}.grpc.js"],
+    tool = ":protoc-gen-grpc-js",
+    visibility = ["//visibility:public"],
+)
+
 cc_binary(
     name = "protoc-gen-grpc-js",
     srcs = [
@@ -9,3 +20,10 @@ cc_binary(
         "@com_google_protobuf//:protoc_lib",
     ],
 )
+
+filegroup(
+    name = "all_files",
+    testonly = True,
+    srcs = glob(["**"]),
+    visibility = ["//visibility:public"],
+)
diff --git a/rules/BUILD.bazel b/rules/BUILD.bazel
new file mode 100644
index 0000000..8cab6e0
--- /dev/null
+++ b/rules/BUILD.bazel
@@ -0,0 +1,8 @@
+filegroup(
+    name = "all_files",
+    testonly = True,
+    srcs = glob(["**"]),
+    visibility = ["//visibility:public"],
+)
+
+exports_files(glob(["*.bzl"]))
diff --git a/rules/grpc_js.bzl b/rules/grpc_js.bzl
new file mode 100644
index 0000000..df61cbb
--- /dev/null
+++ b/rules/grpc_js.bzl
@@ -0,0 +1,6 @@
+# rules for grpc_js
+load("@build_stack_rules_proto//rules:grpc_js_grpc_compile.bzl", _grpc_js_grpc_compile = "grpc_js_grpc_compile")
+load("@build_stack_rules_proto//rules:grpc_js_grpc_library.bzl", _grpc_js_grpc_library = "grpc_js_grpc_library")
+
+grpc_js_grpc_compile = _grpc_js_grpc_compile
+grpc_js_grpc_library = _grpc_js_grpc_library
diff --git a/rules/grpc_js_grpc_compile.bzl b/rules/grpc_js_grpc_compile.bzl
new file mode 100644
index 0000000..87d8de4
--- /dev/null
+++ b/rules/grpc_js_grpc_compile.bzl
@@ -0,0 +1,18 @@
+load(
+    "@build_stack_rules_proto//rules:proto_aspect.bzl",
+    "proto_compile_aspect",
+    "proto_compile_rule_macro",
+    "proto_compile_rule",
+)
+
+_default_plugins = [
+    str(Label("@build_stack_rules_proto//plugins/closure/proto:proto")),
+    str(Label("//protoc-gen-grpc-js:grpc_js")),
+]
+
+_grpc_js_grpc_compile_aspect = proto_compile_aspect(_default_plugins, "grpc_js_grpc_compile_aspect")
+
+_grpc_js_grpc_compile_rule = proto_compile_rule(_grpc_js_grpc_compile_aspect)
+
+def grpc_js_grpc_compile(**kwargs):
+    proto_compile_rule_macro(_grpc_js_grpc_compile_rule, **kwargs)
diff --git a/rules/grpc_js_grpc_compile_deps.bzl b/rules/grpc_js_grpc_compile_deps.bzl
new file mode 100644
index 0000000..6753af9
--- /dev/null
+++ b/rules/grpc_js_grpc_compile_deps.bzl
@@ -0,0 +1,66 @@
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive", "http_file")
+
+def _maybe(repo_rule, name, **kwargs):
+    if name not in native.existing_rules():
+        repo_rule(name = name, **kwargs)
+
+def grpc_js_grpc_compile_deps():
+    bazel_skylib()
+    rules_python()
+    zlib()
+    com_github_stackb_grpc_js()
+    com_google_protobuf()
+
+
+def bazel_skylib():
+    _maybe(
+        http_archive,
+        name = "bazel_skylib",
+        sha256 = "ebdf850bfef28d923a2cc67ddca86355a449b5e4f38b0a70e584dc24e5984aa6",
+        strip_prefix = "bazel-skylib-f80bc733d4b9f83d427ce3442be2e07427b2cc8d",
+        urls = [
+            "https://github.com/bazelbuild/bazel-skylib/archive/f80bc733d4b9f83d427ce3442be2e07427b2cc8d.tar.gz",
+        ],
+    )
+def rules_python():
+    _maybe(
+        http_archive,
+        name = "rules_python",
+        sha256 = "8cc0ad31c8fc699a49ad31628273529ef8929ded0a0859a3d841ce711a9a90d5",
+        strip_prefix = "rules_python-c7e068d38e2fec1d899e1c150e372f205c220e27",
+        urls = [
+            "https://github.com/bazelbuild/rules_python/archive/c7e068d38e2fec1d899e1c150e372f205c220e27.tar.gz",
+        ],
+    )
+def zlib():
+    _maybe(
+        http_archive,
+        name = "zlib",
+        sha256 = "c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1",
+        strip_prefix = "zlib-1.2.11",
+        urls = [
+            "https://mirror.bazel.build/zlib.net/zlib-1.2.11.tar.gz",
+            "https://zlib.net/zlib-1.2.11.tar.gz",
+        ],
+        build_file = "@build_stack_rules_proto//third_party:BUILD.bazel.zlib",
+    )
+def com_github_stackb_grpc_js():
+    _maybe(
+        http_archive,
+        name = "com_github_stackb_grpc_js",
+        sha256 = "f9cb4d932badc71d90a89263eabc93551923bb5c621e0940c7cfeaa79ef02596",
+        strip_prefix = "grpc.js-beb6ac3b43247816c1a1ebf741ebf0c98203414a",
+        urls = [
+            "https://github.com/stackb/grpc.js/archive/beb6ac3b43247816c1a1ebf741ebf0c98203414a.tar.gz",
+        ],
+    )
+def com_google_protobuf():
+    _maybe(
+        http_archive,
+        name = "com_google_protobuf",
+        sha256 = "d0f5f605d0d656007ce6c8b5a82df3037e1d8fe8b121ed42e536f569dec16113",
+        strip_prefix = "protobuf-3.14.0",
+        urls = [
+            "https://github.com/protocolbuffers/protobuf/archive/v3.14.0.tar.gz",
+        ],
+    )
\ No newline at end of file
diff --git a/rules/grpc_js_grpc_library.bzl b/rules/grpc_js_grpc_library.bzl
new file mode 100644
index 0000000..5dc8539
--- /dev/null
+++ b/rules/grpc_js_grpc_library.bzl
@@ -0,0 +1,91 @@
+load(
+    "@build_stack_rules_proto//rules:grpc_js_grpc_compile.bzl",
+    "grpc_js_grpc_compile",
+)
+
+load("@build_stack_rules_proto//rules:closure.bzl", "closure_proto_compile")
+
+load("@io_bazel_rules_closure//closure:defs.bzl", "closure_js_library")
+
+PROTO_DEPS = ["@io_bazel_rules_closure//closure/protobuf:jspb"]
+
+def grpc_js_grpc_library(**kwargs):
+
+    name = kwargs.get("name")
+    name_pb = name + "_pb"
+    name_pb_lib = name + "_pb_lib"
+    name_pb_grpc = name + "_pb_grpc"
+
+    closure_deps = kwargs.pop("closure_deps", [])
+    deps = kwargs.get("deps", [])
+    verbose = kwargs.pop("verbose", 0)
+    visibility = kwargs.get("visibility", [])
+    tags = kwargs.get("tags", [])
+
+    closure_proto_compile(
+        name = name_pb,
+        deps = deps,
+        visibility = visibility,
+        verbose = verbose,
+        tags = tags,
+    )
+
+    grpc_js_grpc_compile(
+        name = name_pb_grpc,
+        deps = deps,
+        visibility = visibility,
+        verbose = verbose,
+        tags = tags,
+    )
+
+    closure_js_library(
+        name = name_pb_lib,
+        srcs = [name_pb],
+        deps = [
+            "@io_bazel_rules_closure//closure/protobuf:jspb",
+        ] + closure_deps,
+        internal_descriptors = [
+            name_pb + "/descriptor.source.bin",
+        ],
+        suppress = [
+            "JSC_LATE_PROVIDE_ERROR",
+            "JSC_UNDEFINED_VARIABLE",
+            "JSC_IMPLICITLY_NULLABLE_JSDOC",
+            "JSC_STRICT_INEXISTENT_PROPERTY",
+            "JSC_POSSIBLE_INEXISTENT_PROPERTY",
+            "JSC_UNRECOGNIZED_TYPE_ERROR",
+            # "stricterMissingRequireType",
+            # "analyzerChecks",
+            # "analyzerChecksInternal",
+        ],
+        tags = tags,
+        visibility = visibility,
+    )
+
+    closure_js_library(
+        name = name,
+        srcs = [name_pb_grpc],
+        deps = [
+            name_pb_lib,
+            "@io_bazel_rules_closure//closure/library/promise",
+            "@com_github_stackb_grpc_js//js/grpc/stream/observer:call",
+            "@com_github_stackb_grpc_js//js/grpc",
+            "@com_github_stackb_grpc_js//js/grpc:api",
+            "@com_github_stackb_grpc_js//js/grpc:options",
+        ] + closure_deps,
+        internal_descriptors = [
+            name_pb + "/descriptor.source.bin",
+            name_pb_grpc + "/descriptor.source.bin",
+        ],
+        exports = [
+            name_pb_lib,
+        ],
+        suppress = [
+            "JSC_IMPLICITLY_NULLABLE_JSDOC",
+            # "stricterMissingRequireType",
+            # "analyzerChecks",
+            # "analyzerChecksInternal",
+        ],
+        tags = tags,
+        visibility = visibility,
+    )
\ No newline at end of file
diff --git a/rules/grpc_js_grpc_library_deps.bzl b/rules/grpc_js_grpc_library_deps.bzl
new file mode 100644
index 0000000..d39de1b
--- /dev/null
+++ b/rules/grpc_js_grpc_library_deps.bzl
@@ -0,0 +1,77 @@
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive", "http_file")
+
+def _maybe(repo_rule, name, **kwargs):
+    if name not in native.existing_rules():
+        repo_rule(name = name, **kwargs)
+
+def grpc_js_grpc_library_deps():
+    bazel_skylib()
+    rules_python()
+    zlib()
+    com_github_stackb_grpc_js()
+    com_google_protobuf()
+    io_bazel_rules_closure()
+
+
+def bazel_skylib():
+    _maybe(
+        http_archive,
+        name = "bazel_skylib",
+        sha256 = "ebdf850bfef28d923a2cc67ddca86355a449b5e4f38b0a70e584dc24e5984aa6",
+        strip_prefix = "bazel-skylib-f80bc733d4b9f83d427ce3442be2e07427b2cc8d",
+        urls = [
+            "https://github.com/bazelbuild/bazel-skylib/archive/f80bc733d4b9f83d427ce3442be2e07427b2cc8d.tar.gz",
+        ],
+    )
+def rules_python():
+    _maybe(
+        http_archive,
+        name = "rules_python",
+        sha256 = "8cc0ad31c8fc699a49ad31628273529ef8929ded0a0859a3d841ce711a9a90d5",
+        strip_prefix = "rules_python-c7e068d38e2fec1d899e1c150e372f205c220e27",
+        urls = [
+            "https://github.com/bazelbuild/rules_python/archive/c7e068d38e2fec1d899e1c150e372f205c220e27.tar.gz",
+        ],
+    )
+def zlib():
+    _maybe(
+        http_archive,
+        name = "zlib",
+        sha256 = "c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1",
+        strip_prefix = "zlib-1.2.11",
+        urls = [
+            "https://mirror.bazel.build/zlib.net/zlib-1.2.11.tar.gz",
+            "https://zlib.net/zlib-1.2.11.tar.gz",
+        ],
+        build_file = "@build_stack_rules_proto//third_party:BUILD.bazel.zlib",
+    )
+def com_github_stackb_grpc_js():
+    _maybe(
+        http_archive,
+        name = "com_github_stackb_grpc_js",
+        sha256 = "f9cb4d932badc71d90a89263eabc93551923bb5c621e0940c7cfeaa79ef02596",
+        strip_prefix = "grpc.js-beb6ac3b43247816c1a1ebf741ebf0c98203414a",
+        urls = [
+            "https://github.com/stackb/grpc.js/archive/beb6ac3b43247816c1a1ebf741ebf0c98203414a.tar.gz",
+        ],
+    )
+def com_google_protobuf():
+    _maybe(
+        http_archive,
+        name = "com_google_protobuf",
+        sha256 = "d0f5f605d0d656007ce6c8b5a82df3037e1d8fe8b121ed42e536f569dec16113",
+        strip_prefix = "protobuf-3.14.0",
+        urls = [
+            "https://github.com/protocolbuffers/protobuf/archive/v3.14.0.tar.gz",
+        ],
+    )
+def io_bazel_rules_closure():
+    _maybe(
+        http_archive,
+        name = "io_bazel_rules_closure",
+        sha256 = "4c98a6b8d2d81210f3e291b1c7c5034ab2e22e7870ab3e9603599c79833f7da3",
+        strip_prefix = "rules_closure-4c99be33856ce1b7b80f55a0e9a8345f559b6ef3",
+        urls = [
+            "https://github.com/bazelbuild/rules_closure/archive/4c99be33856ce1b7b80f55a0e9a8345f559b6ef3.tar.gz",
+        ],
+    )
\ No newline at end of file
diff --git a/rules/proto/BUILD.bazel b/rules/proto/BUILD.bazel
new file mode 100644
index 0000000..1708a2b
--- /dev/null
+++ b/rules/proto/BUILD.bazel
@@ -0,0 +1,39 @@
+load("@build_stack_rules_proto//rules/proto:proto_language_info_provider_test.bzl", "proto_language_info_provider_test")
+load("@build_stack_rules_proto//rules/proto:proto_language_test.bzl", "proto_language_test")
+load("@build_stack_rules_proto//rules/proto:proto_language.bzl", "proto_language")
+load("@build_stack_rules_proto//rules:proto_dependency.bzl", "proto_dependency")
+
+proto_language(
+    name = "grpc_js",
+    avatar_url = "https://user-images.githubusercontent.com/50580/78734761-54effc80-7906-11ea-8f5e-42725718f419.png",
+    display_name = "grpc.js",
+    package = "rules",
+    prefix = "grpc_js",
+    rules = [
+        "grpc_js_grpc_compile",
+        "grpc_js_grpc_library",
+    ],
+    visibility = ["//visibility:public"],
+)
+
+proto_language_info_provider_test(
+    name = "grpc_js_info_provider_test",
+    srcs = ["grpc_js_info_provider_test.golden.1.prototext"],
+    deps = [":grpc_js"],
+)
+
+proto_language_test(
+    name = "grpc_js_language_test",
+    srcs = ["//rules:grpc_js.bzl"],
+    package = "rules",
+    deps = [":grpc_js"],
+)
+
+proto_dependency(
+    name = "com_github_stackb_grpc_js",
+    repository_rule = "http_archive",
+    sha256 = "f9cb4d932badc71d90a89263eabc93551923bb5c621e0940c7cfeaa79ef02596",
+    strip_prefix = "grpc.js-beb6ac3b43247816c1a1ebf741ebf0c98203414a",
+    urls = ["https://github.com/stackb/grpc.js/archive/beb6ac3b43247816c1a1ebf741ebf0c98203414a.tar.gz"],
+    visibility = ["//visibility:public"],
+)
diff --git a/rules/proto/grpc_js_grpc_compile/BUILD.bazel b/rules/proto/grpc_js_grpc_compile/BUILD.bazel
new file mode 100644
index 0000000..5b571a6
--- /dev/null
+++ b/rules/proto/grpc_js_grpc_compile/BUILD.bazel
@@ -0,0 +1,43 @@
+load("@build_stack_rules_proto//rules/proto:proto_rule_info_provider_test.bzl", "proto_rule_info_provider_test")
+load("@build_stack_rules_proto//rules/proto:proto_rule_test.bzl", "proto_rule_test")
+load("@build_stack_rules_proto//rules/proto:proto_rule_bazel_test.bzl", "proto_rule_bazel_test")
+load("@build_stack_rules_proto//rules/proto:proto_rule.bzl", "proto_rule")
+
+proto_rule(
+    name = "grpc_js_grpc_compile",
+    build_example_tmpl = "@build_stack_rules_proto//core/grpc:BUILD.tmpl",
+    kind = "grpc",
+    language = "//rules/proto:grpc_js",
+    package = "rules",
+    plugins = [
+        "@build_stack_rules_proto//plugins/closure/proto",
+        "//protoc-gen-grpc-js:grpc_js",
+    ],
+    visibility = ["//visibility:public"],
+    deps = [
+        "//rules/proto:com_github_stackb_grpc_js",
+        "@build_stack_rules_proto//core:com_google_protobuf",
+    ],
+)
+
+proto_rule_info_provider_test(
+    name = "grpc_js_grpc_compile_info_provider_test",
+    srcs = ["grpc_js_grpc_compile_info_provider_test.golden.1.prototext"],
+    deps = [":grpc_js_grpc_compile"],
+)
+
+proto_rule_test(
+    name = "grpc_js_grpc_compile_rule_test",
+    srcs = [
+        "//rules:grpc_js_grpc_compile.bzl",
+        "//rules:grpc_js_grpc_compile_deps.bzl",
+    ],
+    package = "rules",
+    deps = [":grpc_js_grpc_compile"],
+)
+
+proto_rule_bazel_test(
+    name = "grpc_js_grpc_compile_rule_bazel_test",
+    tags = ["exclusive"],
+    deps = ["grpc_js_grpc_compile"],
+)
diff --git a/rules/proto/grpc_js_grpc_compile/grpc_js_grpc_compile_info_provider_test.golden.1.prototext b/rules/proto/grpc_js_grpc_compile/grpc_js_grpc_compile_info_provider_test.golden.1.prototext
new file mode 100644
index 0000000..540d3d5
--- /dev/null
+++ b/rules/proto/grpc_js_grpc_compile/grpc_js_grpc_compile_info_provider_test.golden.1.prototext
@@ -0,0 +1,58 @@
+bazel_test_file: "rules/proto/grpc_js_grpc_compile/grpc_js_grpc_compile_bazel_test.go"
+build_file: "rules/proto/grpc_js_grpc_compile/grpc_js_grpc_compile.BUILD"
+bzl_file: "rules/proto/grpc_js_grpc_compile/grpc_js_grpc_compile.bzl"
+deps {
+  buildFile: ""
+  label: "@build_stack_rules_proto//core:bazel_skylib"
+  name: "bazel_skylib"
+  repositoryRule: "http_archive"
+  sha256: "ebdf850bfef28d923a2cc67ddca86355a449b5e4f38b0a70e584dc24e5984aa6"
+  stripPrefix: "bazel-skylib-f80bc733d4b9f83d427ce3442be2e07427b2cc8d"
+  urls: "https://github.com/bazelbuild/bazel-skylib/archive/f80bc733d4b9f83d427ce3442be2e07427b2cc8d.tar.gz"
+  workspaceSnippet: ""
+}
+deps {
+  buildFile: ""
+  label: "@build_stack_rules_proto//core:rules_python"
+  name: "rules_python"
+  repositoryRule: "http_archive"
+  sha256: "8cc0ad31c8fc699a49ad31628273529ef8929ded0a0859a3d841ce711a9a90d5"
+  stripPrefix: "rules_python-c7e068d38e2fec1d899e1c150e372f205c220e27"
+  urls: "https://github.com/bazelbuild/rules_python/archive/c7e068d38e2fec1d899e1c150e372f205c220e27.tar.gz"
+  workspaceSnippet: ""
+}
+deps {
+  buildFile: "@build_stack_rules_proto//third_party:BUILD.bazel.zlib"
+  label: "@build_stack_rules_proto//core:zlib"
+  name: "zlib"
+  repositoryRule: "http_archive"
+  sha256: "c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1"
+  stripPrefix: "zlib-1.2.11"
+  urls: "https://mirror.bazel.build/zlib.net/zlib-1.2.11.tar.gz"
+  urls: "https://zlib.net/zlib-1.2.11.tar.gz"
+  workspaceSnippet: ""
+}
+deps {
+  buildFile: ""
+  label: "//rules/proto:com_github_stackb_grpc_js"
+  name: "com_github_stackb_grpc_js"
+  repositoryRule: "http_archive"
+  sha256: "f9cb4d932badc71d90a89263eabc93551923bb5c621e0940c7cfeaa79ef02596"
+  stripPrefix: "grpc.js-beb6ac3b43247816c1a1ebf741ebf0c98203414a"
+  urls: "https://github.com/stackb/grpc.js/archive/beb6ac3b43247816c1a1ebf741ebf0c98203414a.tar.gz"
+  workspaceSnippet: ""
+}
+deps {
+  buildFile: ""
+  label: "@build_stack_rules_proto//core:com_google_protobuf"
+  name: "com_google_protobuf"
+  repositoryRule: "http_archive"
+  sha256: "d0f5f605d0d656007ce6c8b5a82df3037e1d8fe8b121ed42e536f569dec16113"
+  stripPrefix: "protobuf-3.14.0"
+  urls: "https://github.com/protocolbuffers/protobuf/archive/v3.14.0.tar.gz"
+  workspaceSnippet: ""
+}
+deps_file: "rules/proto/grpc_js_grpc_compile/grpc_js_grpc_compile_deps.bzl"
+json_file: "rules/proto/grpc_js_grpc_compile/grpc_js_grpc_compile.json"
+name: "grpc_js_grpc_compile"
+workspace_file: "rules/proto/grpc_js_grpc_compile/grpc_js_grpc_compile.WORKSPACE"
diff --git a/rules/proto/grpc_js_grpc_library/BUILD.bazel b/rules/proto/grpc_js_grpc_library/BUILD.bazel
new file mode 100644
index 0000000..08c5302
--- /dev/null
+++ b/rules/proto/grpc_js_grpc_library/BUILD.bazel
@@ -0,0 +1,45 @@
+load("@build_stack_rules_proto//rules/proto:proto_rule_info_provider_test.bzl", "proto_rule_info_provider_test")
+load("@build_stack_rules_proto//rules/proto:proto_rule_test.bzl", "proto_rule_test")
+load("@build_stack_rules_proto//rules/proto:proto_rule_bazel_test.bzl", "proto_rule_bazel_test")
+load("@build_stack_rules_proto//rules/proto:proto_rule.bzl", "proto_rule")
+
+proto_rule(
+    name = "grpc_js_grpc_library",
+    build_example_tmpl = "@build_stack_rules_proto//core/grpc:BUILD.tmpl",
+    implementation_tmpl = "grpc_js_grpc_library.bzl.tmpl",
+    kind = "grpc",
+    language = "//rules/proto:grpc_js",
+    package = "rules",
+    plugins = [
+        "@build_stack_rules_proto//plugins/closure/proto",
+        "//protoc-gen-grpc-js:grpc_js",
+    ],
+    visibility = ["//visibility:public"],
+    deps = [
+        "//rules/proto:com_github_stackb_grpc_js",
+        "@build_stack_rules_proto//core:com_google_protobuf",
+        "@build_stack_rules_proto//rules/proto/closure:io_bazel_rules_closure",
+    ],
+)
+
+proto_rule_info_provider_test(
+    name = "grpc_js_grpc_library_info_provider_test",
+    srcs = ["grpc_js_grpc_library_info_provider_test.golden.1.prototext"],
+    deps = [":grpc_js_grpc_library"],
+)
+
+proto_rule_test(
+    name = "grpc_js_grpc_library_rule_test",
+    srcs = [
+        "//rules:grpc_js_grpc_library.bzl",
+        "//rules:grpc_js_grpc_library_deps.bzl",
+    ],
+    package = "rules",
+    deps = [":grpc_js_grpc_library"],
+)
+
+proto_rule_bazel_test(
+    name = "grpc_js_grpc_library_rule_bazel_test",
+    tags = ["exclusive"],
+    deps = ["grpc_js_grpc_library"],
+)
diff --git a/rules/proto/grpc_js_grpc_library/grpc_js_grpc_library.bzl.tmpl b/rules/proto/grpc_js_grpc_library/grpc_js_grpc_library.bzl.tmpl
new file mode 100644
index 0000000..a631637
--- /dev/null
+++ b/rules/proto/grpc_js_grpc_library/grpc_js_grpc_library.bzl.tmpl
@@ -0,0 +1,91 @@
+load(
+    "@build_stack_rules_proto//{{ .Rule.Package }}:{{ .Rule.Language.Prefix }}_{{ .Rule.Kind }}_compile.bzl",
+    "{{ .Rule.Language.Prefix }}_{{ .Rule.Kind }}_compile",
+)
+
+load("@build_stack_rules_proto//rules:closure.bzl", "closure_proto_compile")
+
+load("@io_bazel_rules_closure//closure:defs.bzl", "closure_js_library")
+
+PROTO_DEPS = ["@io_bazel_rules_closure//closure/protobuf:jspb"]
+
+def {{ .Rule.Name }}(**kwargs):
+
+    name = kwargs.get("name")
+    name_pb = name + "_pb"
+    name_pb_lib = name + "_pb_lib"
+    name_pb_grpc = name + "_pb_grpc"
+
+    closure_deps = kwargs.pop("closure_deps", [])
+    deps = kwargs.get("deps", [])
+    verbose = kwargs.pop("verbose", 0)
+    visibility = kwargs.get("visibility", [])
+    tags = kwargs.get("tags", [])
+
+    closure_proto_compile(
+        name = name_pb,
+        deps = deps,
+        visibility = visibility,
+        verbose = verbose,
+        tags = tags,
+    )
+
+    {{ .Rule.Language.Prefix }}_{{ .Rule.Kind }}_compile(
+        name = name_pb_grpc,
+        deps = deps,
+        visibility = visibility,
+        verbose = verbose,
+        tags = tags,
+    )
+
+    closure_js_library(
+        name = name_pb_lib,
+        srcs = [name_pb],
+        deps = [
+            "@io_bazel_rules_closure//closure/protobuf:jspb",
+        ] + closure_deps,
+        internal_descriptors = [
+            name_pb + "/descriptor.source.bin",
+        ],
+        suppress = [
+            "JSC_LATE_PROVIDE_ERROR",
+            "JSC_UNDEFINED_VARIABLE",
+            "JSC_IMPLICITLY_NULLABLE_JSDOC",
+            "JSC_STRICT_INEXISTENT_PROPERTY",
+            "JSC_POSSIBLE_INEXISTENT_PROPERTY",
+            "JSC_UNRECOGNIZED_TYPE_ERROR",
+            # "stricterMissingRequireType",
+            # "analyzerChecks",
+            # "analyzerChecksInternal",
+        ],
+        tags = tags,
+        visibility = visibility,
+    )
+
+    closure_js_library(
+        name = name,
+        srcs = [name_pb_grpc],
+        deps = [
+            name_pb_lib,
+            "@io_bazel_rules_closure//closure/library/promise",
+            "@com_github_stackb_grpc_js//js/grpc/stream/observer:call",
+            "@com_github_stackb_grpc_js//js/grpc",
+            "@com_github_stackb_grpc_js//js/grpc:api",
+            "@com_github_stackb_grpc_js//js/grpc:options",
+        ] + closure_deps,
+        internal_descriptors = [
+            name_pb + "/descriptor.source.bin",
+            name_pb_grpc + "/descriptor.source.bin",
+        ],
+        exports = [
+            name_pb_lib,
+        ],
+        suppress = [
+            "JSC_IMPLICITLY_NULLABLE_JSDOC",
+            # "stricterMissingRequireType",
+            # "analyzerChecks",
+            # "analyzerChecksInternal",
+        ],
+        tags = tags,
+        visibility = visibility,
+    )
\ No newline at end of file
diff --git a/rules/proto/grpc_js_grpc_library/grpc_js_grpc_library_info_provider_test.golden.1.prototext b/rules/proto/grpc_js_grpc_library/grpc_js_grpc_library_info_provider_test.golden.1.prototext
new file mode 100644
index 0000000..bcc890c
--- /dev/null
+++ b/rules/proto/grpc_js_grpc_library/grpc_js_grpc_library_info_provider_test.golden.1.prototext
@@ -0,0 +1,68 @@
+bazel_test_file: "rules/proto/grpc_js_grpc_library/grpc_js_grpc_library_bazel_test.go"
+build_file: "rules/proto/grpc_js_grpc_library/grpc_js_grpc_library.BUILD"
+bzl_file: "rules/proto/grpc_js_grpc_library/grpc_js_grpc_library.bzl"
+deps {
+  buildFile: ""
+  label: "@build_stack_rules_proto//core:bazel_skylib"
+  name: "bazel_skylib"
+  repositoryRule: "http_archive"
+  sha256: "ebdf850bfef28d923a2cc67ddca86355a449b5e4f38b0a70e584dc24e5984aa6"
+  stripPrefix: "bazel-skylib-f80bc733d4b9f83d427ce3442be2e07427b2cc8d"
+  urls: "https://github.com/bazelbuild/bazel-skylib/archive/f80bc733d4b9f83d427ce3442be2e07427b2cc8d.tar.gz"
+  workspaceSnippet: ""
+}
+deps {
+  buildFile: ""
+  label: "@build_stack_rules_proto//core:rules_python"
+  name: "rules_python"
+  repositoryRule: "http_archive"
+  sha256: "8cc0ad31c8fc699a49ad31628273529ef8929ded0a0859a3d841ce711a9a90d5"
+  stripPrefix: "rules_python-c7e068d38e2fec1d899e1c150e372f205c220e27"
+  urls: "https://github.com/bazelbuild/rules_python/archive/c7e068d38e2fec1d899e1c150e372f205c220e27.tar.gz"
+  workspaceSnippet: ""
+}
+deps {
+  buildFile: "@build_stack_rules_proto//third_party:BUILD.bazel.zlib"
+  label: "@build_stack_rules_proto//core:zlib"
+  name: "zlib"
+  repositoryRule: "http_archive"
+  sha256: "c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1"
+  stripPrefix: "zlib-1.2.11"
+  urls: "https://mirror.bazel.build/zlib.net/zlib-1.2.11.tar.gz"
+  urls: "https://zlib.net/zlib-1.2.11.tar.gz"
+  workspaceSnippet: ""
+}
+deps {
+  buildFile: ""
+  label: "//rules/proto:com_github_stackb_grpc_js"
+  name: "com_github_stackb_grpc_js"
+  repositoryRule: "http_archive"
+  sha256: "f9cb4d932badc71d90a89263eabc93551923bb5c621e0940c7cfeaa79ef02596"
+  stripPrefix: "grpc.js-beb6ac3b43247816c1a1ebf741ebf0c98203414a"
+  urls: "https://github.com/stackb/grpc.js/archive/beb6ac3b43247816c1a1ebf741ebf0c98203414a.tar.gz"
+  workspaceSnippet: ""
+}
+deps {
+  buildFile: ""
+  label: "@build_stack_rules_proto//core:com_google_protobuf"
+  name: "com_google_protobuf"
+  repositoryRule: "http_archive"
+  sha256: "d0f5f605d0d656007ce6c8b5a82df3037e1d8fe8b121ed42e536f569dec16113"
+  stripPrefix: "protobuf-3.14.0"
+  urls: "https://github.com/protocolbuffers/protobuf/archive/v3.14.0.tar.gz"
+  workspaceSnippet: ""
+}
+deps {
+  buildFile: ""
+  label: "@build_stack_rules_proto//rules/proto/closure:io_bazel_rules_closure"
+  name: "io_bazel_rules_closure"
+  repositoryRule: "http_archive"
+  sha256: "4c98a6b8d2d81210f3e291b1c7c5034ab2e22e7870ab3e9603599c79833f7da3"
+  stripPrefix: "rules_closure-4c99be33856ce1b7b80f55a0e9a8345f559b6ef3"
+  urls: "https://github.com/bazelbuild/rules_closure/archive/4c99be33856ce1b7b80f55a0e9a8345f559b6ef3.tar.gz"
+  workspaceSnippet: "load(\"@io_bazel_rules_closure//closure:repositories.bzl\", \"rules_closure_dependencies\", \"rules_closure_toolchains\")\n\nrules_closure_dependencies(\n    omit_bazel_skylib = False,\n    omit_com_google_protobuf = True,\n    omit_zlib = True,\n)\n\nrules_closure_toolchains()"
+}
+deps_file: "rules/proto/grpc_js_grpc_library/grpc_js_grpc_library_deps.bzl"
+json_file: "rules/proto/grpc_js_grpc_library/grpc_js_grpc_library.json"
+name: "grpc_js_grpc_library"
+workspace_file: "rules/proto/grpc_js_grpc_library/grpc_js_grpc_library.WORKSPACE"
diff --git a/rules/proto/grpc_js_info_provider_test.golden.1.prototext b/rules/proto/grpc_js_info_provider_test.golden.1.prototext
new file mode 100644
index 0000000..804a866
--- /dev/null
+++ b/rules/proto/grpc_js_info_provider_test.golden.1.prototext
@@ -0,0 +1,18 @@
+lang {
+  avatarUrl: "https://user-images.githubusercontent.com/50580/78734761-54effc80-7906-11ea-8f5e-42725718f419.png"
+  description: ""
+  displayName: "grpc.js"
+  markdownFilename: "bazel-out/{HOST_CONFIGURATION}/bin/rules/proto/grpc_js.md"
+  markdownTmpl: "external/build_stack_rules_proto/rules/proto/proto_language.md.tmpl"
+  name: "grpc_js"
+  package: "rules"
+  prefix: "grpc_js"
+  rules: "grpc_js_grpc_compile"
+  rules: "grpc_js_grpc_library"
+  rulesFilename: "bazel-out/{HOST_CONFIGURATION}/bin/rules/proto/grpc_js.bzl"
+  rulesTmpl: "external/build_stack_rules_proto/rules/proto/rules.bzl.tmpl"
+}
+markdown_file: "rules/proto/grpc_js.md"
+name: "grpc_js"
+prefix: "grpc_js"
+rules_file: "rules/proto/grpc_js.bzl"
diff --git a/tools/regenerate_golden_files.sh b/tools/regenerate_golden_files.sh
new file mode 100755
index 0000000..adc4b23
--- /dev/null
+++ b/tools/regenerate_golden_files.sh
@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+for LABEL in $(bazel query 'kind(".*_run", //rules/proto/...)' --output label)
+do
+    bazel run "$LABEL"
+done