# Concepts overview

Read the concept documents to learn more about uv's features:

- [Projects](./projects/index.md)
- [Tools](./tools.md)
- [Python versions](./python-versions.md)
- [Configuration files](./configuration-files.md)
- [Package indexes](./indexes.md)
- [Resolution](./resolution.md)
- [The uv build backend](./build-backend.md)
- [Authentication](./authentication/index.md)
- [Caching](./cache.md)
- [The pip interface](../pip/index.md)

Looking for a quick introduction to features? See the [guides](../guides/index.md) instead.
