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

# Fundamentals

- [Architecture](https://piara-docs.gitbook.io/piara-documentation/fundamentals/architecture.md)
- [Conceptual Guide](https://piara-docs.gitbook.io/piara-documentation/fundamentals/concepts.md)
- [PIARA Features](https://piara-docs.gitbook.io/piara-documentation/fundamentals/features.md)