# Trademark Policy

> Trademark acknowledgments and independence statement for the PGSTY Mooncake distribution.

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LLMS index: [llms.txt](/llms.txt)

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## Independence Statement

**`mooncake.pgsty.com`** and the repositories under [`github.com/pgsty`](https://github.com/pgsty) (`pgsty/pg_mooncake`, `pgsty/duckdb_mooncake`, `pgsty/moonlink`) are maintained independently by [**PGSTY (Pigsty)**](https://pigsty.io) for the PostgreSQL open-source community.

This site and the packages distributed by Pigsty / PGEXT are **not** affiliated with, endorsed by, or sponsored by Mooncake Labs, Inc.

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## Third-Party Trademarks

- **Mooncake**, **pg_mooncake**, **duckdb_mooncake**, and **Moonlink** are names originated by Mooncake Labs, Inc. They are used on this website solely for nominative, descriptive identification of the open-source PostgreSQL and DuckDB extensions and their compatibility lineage.
- **PostgreSQL** and **Postgres** are registered trademarks of the PostgreSQL Community Association of Canada.
- **DuckDB** is a trademark of the DuckDB Foundation / DuckDB Labs.
- **Apache Iceberg**, **Apache Parquet**, **Apache Arrow**, and **Apache** are trademarks of the Apache Software Foundation.
- **Delta Lake** is a trademark of LF Projects, LLC.
- **Pigsty** and **PGSTY** are trademarks of Ruohang Feng (`@Vonng`).