diff --git a/bazel/cargo/wasmsign/Cargo.toml b/bazel/cargo/wasmsign/Cargo.toml
index 815f8b03..5267cb2d 100644
--- a/bazel/cargo/wasmsign/Cargo.toml
+++ b/bazel/cargo/wasmsign/Cargo.toml
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 [package]
 edition = "2018"
 name = "wasmsign-bazel"
diff --git a/bazel/cargo/wasmtime/Cargo.toml b/bazel/cargo/wasmtime/Cargo.toml
index 8abf8881..b038be7f 100644
--- a/bazel/cargo/wasmtime/Cargo.toml
+++ b/bazel/cargo/wasmtime/Cargo.toml
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 [package]
 edition = "2021"
 name = "wasmtime-c-api-bazel"
diff --git a/bazel/external/Dockerfile.bazel b/bazel/external/Dockerfile.bazel
index 2c4bfbbf..9b16abeb 100644
--- a/bazel/external/Dockerfile.bazel
+++ b/bazel/external/Dockerfile.bazel
@@ -1,4 +1,18 @@
 # syntax=docker/dockerfile:1
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 
 # Prep:
 #   docker run --rm --privileged tonistiigi/binfmt --install all
diff --git a/bazel/external/dragonbox.BUILD b/bazel/external/dragonbox.BUILD
index d0bdf231..00f3ee07 100644
--- a/bazel/external/dragonbox.BUILD
+++ b/bazel/external/dragonbox.BUILD
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 load("@rules_cc//cc:defs.bzl", "cc_library")
 
 licenses(["notice"])  # Apache 2
diff --git a/bazel/external/fp16.BUILD b/bazel/external/fp16.BUILD
index f3fbfda1..f82146cf 100644
--- a/bazel/external/fp16.BUILD
+++ b/bazel/external/fp16.BUILD
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 load("@rules_cc//cc:defs.bzl", "cc_library")
 
 licenses(["notice"])  # MIT
diff --git a/bazel/external/intel_ittapi.BUILD b/bazel/external/intel_ittapi.BUILD
index 13351d38..cc867842 100644
--- a/bazel/external/intel_ittapi.BUILD
+++ b/bazel/external/intel_ittapi.BUILD
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 load("@rules_cc//cc:defs.bzl", "cc_library")
 
 licenses(["notice"])
diff --git a/bazel/external/llvm.BUILD b/bazel/external/llvm.BUILD
index 38909ee9..9dccf5c9 100644
--- a/bazel/external/llvm.BUILD
+++ b/bazel/external/llvm.BUILD
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 load("@rules_foreign_cc//foreign_cc:defs.bzl", "cmake")
 
 licenses(["notice"])  # Apache 2
diff --git a/bazel/external/simdutf.BUILD b/bazel/external/simdutf.BUILD
index ee489649..834467e3 100644
--- a/bazel/external/simdutf.BUILD
+++ b/bazel/external/simdutf.BUILD
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 load("@rules_cc//cc:defs.bzl", "cc_library")
 
 licenses(["notice"])  # Apache 2
diff --git a/bazel/external/wamr.BUILD b/bazel/external/wamr.BUILD
index dcf8d87e..d0f10b22 100644
--- a/bazel/external/wamr.BUILD
+++ b/bazel/external/wamr.BUILD
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 load("@rules_foreign_cc//foreign_cc:defs.bzl", "cmake")
 
 licenses(["notice"])  # Apache 2
diff --git a/bazel/external/wamr_llvm.BUILD b/bazel/external/wamr_llvm.BUILD
index 789e5a44..6fe49614 100644
--- a/bazel/external/wamr_llvm.BUILD
+++ b/bazel/external/wamr_llvm.BUILD
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 load("@rules_foreign_cc//foreign_cc:defs.bzl", "cmake")
 
 licenses(["notice"])  # Apache 2
diff --git a/bazel/external/wasmedge.BUILD b/bazel/external/wasmedge.BUILD
index 2c6e8920..e8fba783 100644
--- a/bazel/external/wasmedge.BUILD
+++ b/bazel/external/wasmedge.BUILD
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 load("@rules_foreign_cc//foreign_cc:defs.bzl", "cmake")
 
 licenses(["notice"])  # Apache 2
diff --git a/bazel/external/wasmtime.BUILD b/bazel/external/wasmtime.BUILD
index 27da86e4..f359d936 100644
--- a/bazel/external/wasmtime.BUILD
+++ b/bazel/external/wasmtime.BUILD
@@ -1,3 +1,17 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 load("@rules_cc//cc:defs.bzl", "cc_library")
 load("@rules_rust//rust:defs.bzl", "rust_static_library")