> For the complete documentation index, see [llms.txt](https://docs.union.finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.union.finance/protocol-overview.md).

# Protocol Overview

- [How Union Works](https://docs.union.finance/protocol-overview/how-union-works.md)
- [Plain English (Detailed)](https://docs.union.finance/protocol-overview/plain-english-overview.md)
- [Use Cases](https://docs.union.finance/protocol-overview/master.md)
- [v1->v2 changelog](https://docs.union.finance/protocol-overview/v1-greater-than-v2-changelog.md): This is version 2 of the core protocol
- [FAQ](https://docs.union.finance/protocol-overview/faq.md): Answers to questions that are frequently asked.