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

# Architecture

- [Architecture — Start Here](https://docs.unbrowse.ai/architecture/architecture.md)
- [System Overview](https://docs.unbrowse.ai/architecture/overview.md)
- [CLI & Local Engine](https://docs.unbrowse.ai/architecture/cli.md)
- [Backend](https://docs.unbrowse.ai/architecture/backend.md)
- [Frontend](https://docs.unbrowse.ai/architecture/frontend.md)
- [Security](https://docs.unbrowse.ai/architecture/security.md)
- [Privacy & Data Handling](https://docs.unbrowse.ai/architecture/privacy.md)
- [Identity and Auth](https://docs.unbrowse.ai/architecture/auth.md)
- [Performance & Speed](https://docs.unbrowse.ai/architecture/performance.md)