diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
deleted file mode 100644
index c631e1f7d7..0000000000
--- a/.github/.OwlBot.lock.yaml
+++ /dev/null
@@ -1,17 +0,0 @@
-# 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.
-docker:
-  image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
-  digest: sha256:5581906b957284864632cde4e9c51d1cc66b0094990b27e689132fe5cd036046
-# created: 2025-03-05
diff --git a/.github/.OwlBot.yaml b/.github/.OwlBot.yaml
deleted file mode 100644
index 0afcbd1eff..0000000000
--- a/.github/.OwlBot.yaml
+++ /dev/null
@@ -1,18 +0,0 @@
-# Copyright 2022 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.
-
-docker:
-  image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
-
-begin-after-commit-hash: 70f7f0525414fe4dfeb2fc2e81546b073f83a621
diff --git a/.github/release-please.yml b/.github/release-please.yml
deleted file mode 100644
index 466597e5b1..0000000000
--- a/.github/release-please.yml
+++ /dev/null
@@ -1,2 +0,0 @@
-releaseType: python
-handleGHRelease: true
diff --git a/.github/release-trigger.yml b/.github/release-trigger.yml
deleted file mode 100644
index 21ed4182c8..0000000000
--- a/.github/release-trigger.yml
+++ /dev/null
@@ -1,2 +0,0 @@
-enabled: true
-multiScmName: gapic-generator-python
diff --git a/.librarian/state.yaml b/.librarian/state.yaml
new file mode 100644
index 0000000000..9d2284a957
--- /dev/null
+++ b/.librarian/state.yaml
@@ -0,0 +1,10 @@
+image: us-central1-docker.pkg.dev/cloud-sdk-librarian-prod/images-prod/python-librarian-generator@sha256:4e3486fee9eba44b75a18c67f0c60fa0c4af675132305e3ff3fae2e9b94f94bb
+libraries:
+  - id: gapic-generator
+    version: 1.29.0
+    apis: []
+    source_roots:
+      - .
+    preserve_regex: []
+    remove_regex: []
+    tag_format: v{version}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a9d964d738..66122f5896 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+[PyPI History][1]
+
+[1]: https://pypi.org/project/gapic-generator/#history
+
 
 ## [1.29.0](https://github.com/googleapis/gapic-generator-python/compare/v1.28.3...v1.29.0) (2025-10-23)
 
diff --git a/owlbot.py b/owlbot.py
deleted file mode 100644
index 43ea9f15fe..0000000000
--- a/owlbot.py
+++ /dev/null
@@ -1,30 +0,0 @@
-# Copyright 2022 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.
-
-import synthtool as s
-from synthtool.gcp import CommonTemplates
-
-templated_files = CommonTemplates().py_library()
-s.move(
-    templated_files / ".kokoro",
-    excludes=["samples/**/*", "test-samples*", "*/prerelease-deps.cfg"],
-)
-
-# needed for docs build
-s.move(templated_files / ".trampolinerc")
-
-s.move(templated_files / "LICENSE")
-s.move(templated_files / ".github", excludes=["workflows", "CODEOWNERS", "auto-approve.yml"])
-
-s.shell.run(["nox", "-s", "blacken"], hide_output=False)