diff --git a/WORKSPACE b/WORKSPACE
index 45b69d54..af3356d6 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -83,6 +83,19 @@ load("@com_google_protobuf//:protobuf_deps.bzl", "protobuf_deps")
 
 protobuf_deps()
 
+http_archive(
+    name = "rules_proto",
+    sha256 = "dc3fb206a2cb3441b485eb1e423165b231235a1ea9b031b4433cf7bc1fa460dd",
+    strip_prefix = "rules_proto-5.3.0-21.7",
+    url = "https://github.com/bazelbuild/rules_proto/archive/refs/tags/5.3.0-21.7.tar.gz",
+)
+
+load("@rules_proto//proto:repositories.bzl", "rules_proto_dependencies", "rules_proto_toolchains")
+
+rules_proto_dependencies()
+rules_proto_toolchains()
+
+
 ###############################################################################
 # Minor third_party dependencies
 ###############################################################################
diff --git a/proto/BUILD b/proto/BUILD
index 2b97d0e1..519eb547 100644
--- a/proto/BUILD
+++ b/proto/BUILD
@@ -16,6 +16,7 @@
 #   All SiliFuzz ptotocol messages are to live here.
 #   Exceptions are example or for-test protos with very local usage scope.
 
+load("@rules_python//python:proto.bzl", "py_proto_library")
 load("@rules_cc//cc:defs.bzl", "cc_proto_library")
 
 package(default_visibility = ["//visibility:public"])
@@ -34,6 +35,11 @@ cc_proto_library(
     deps = [":snapshot"],
 )
 
+py_proto_library(
+    name = "snapshot_py_proto",
+    deps = [":snapshot"],
+)
+
 proto_library(
     name = "player_result",
     srcs = ["player_result.proto"],
@@ -48,6 +54,11 @@ cc_proto_library(
     deps = [":player_result"],
 )
 
+py_proto_library(
+    name = "player_result_py_proto",
+    deps = [":player_result"],
+)
+
 proto_library(
     name = "corpus_metadata_proto",
     srcs = ["corpus_metadata.proto"],
@@ -86,6 +97,11 @@ cc_proto_library(
     deps = [":snapshot_execution_result_proto"],
 )
 
+py_proto_library(
+    name = "snapshot_execution_result_py_proto",
+    deps = [":snapshot_execution_result_proto"],
+)
+
 proto_library(
     name = "binary_log_entry_proto",
     srcs = ["binary_log_entry.proto"],
@@ -101,3 +117,8 @@ cc_proto_library(
     name = "binary_log_entry_cc_proto",
     deps = [":binary_log_entry_proto"],
 )
+
+py_proto_library(
+    name = "binary_log_entry_py_pb2",
+    deps = [":binary_log_entry_proto"],
+)
diff --git a/runner/BUILD b/runner/BUILD
index a2b0167a..5ecd681d 100644
--- a/runner/BUILD
+++ b/runner/BUILD
@@ -446,7 +446,6 @@ nosan_filegroup(
     srcs = [
         ":reading_runner_main_nolibc",
     ],
-    visibility = ["//visibility:private"],
 )
 
 # A single library for obtaining all runner binaries that can be depended on