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+<!---
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you 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.
+--->
+
+# Contributing
+
+Contributions are welcome, including issue reports, documentation, code, and
+reviews. Before starting a substantial change, search the issue tracker and use
+an issue to discuss its scope and expected behavior. Link the related issue in
+your pull request and complete the
+[pull request template](.github/pull_request_template.md).
+
+The [README](README.md) documents the development environment, build and test
+commands, and optional pre-commit hooks. The
+[project contributor guide](docs/source/contributor-guide/index.md) has
+additional guidance for contributors, including PyO3 and FFI-specific practices.