# postgast > postgast 2026, eddie.land ## Pages - [postgast](index.html.md): [GitHub](https://github.com/eddieland/postgast) | [PyPI](https://pypi.org/project/postgast/) - [API Reference](api.html.md): Parse a SQL query into a protobuf AST. - [Architecture](architecture.html.md): This page covers the main technical decisions behind `postgast` and why we - [Contributing](contributing.html.md): See the [contributing guide on GitHub](https://github.com/eddieland/postgast/blob/main/CONTRIBUTING.... - [Common Usage Patterns](examples.html.md): This page demonstrates practical patterns for common tasks. For API - [User Guide](guide.html.md): Parse a SQL query into a protobuf AST: - [Upgrade Policy](upgrade-policy.html.md): This page describes how `postgast` tracks upstream dependencies and which