> For the complete documentation index, see [llms.txt](https://docs.witnesschain.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.witnesschain.com/archive/watchtower-protocol-architecture-v1.md).

# Watchtower Protocol (Architecture v1)

- [How it works](https://docs.witnesschain.com/archive/watchtower-protocol-architecture-v1/how-it-works.md): Protocol description for the working of the watchtower
- [Watchtower Roadmap](https://docs.witnesschain.com/archive/watchtower-protocol-architecture-v1/watchtower-roadmap.md): Planned work
- [Watchtower Architecture](https://docs.witnesschain.com/archive/watchtower-protocol-architecture-v1/watchtower-architecture.md): Software Architecture - client, APIs and contracts
- [Chains supported](https://docs.witnesschain.com/archive/watchtower-protocol-architecture-v1/chains-supported.md): Chains that are supported by watchtower clients