> ## Documentation Index
> Fetch the complete documentation index at: https://docs.herodotus.cloud/llms.txt
> Use this file to discover all available pages before exploring further.

# Official HDP Documentation

> Primary upstream docs for hdp-cairo

Read the upstream HDP Cairo documentation:

* [https://herodotusdev.github.io/hdp-cairo/](https://herodotusdev.github.io/hdp-cairo/)

These are the more in-depth, technical HDP docs maintained with the core implementation.

Key pages:

* Introduction: [https://herodotusdev.github.io/hdp-cairo/introduction.html](https://herodotusdev.github.io/hdp-cairo/introduction.html)
* Architecture: [https://herodotusdev.github.io/hdp-cairo/architecture.html](https://herodotusdev.github.io/hdp-cairo/architecture.html)
* Getting Started: [https://herodotusdev.github.io/hdp-cairo/getting\_started.html](https://herodotusdev.github.io/hdp-cairo/getting_started.html)