---
title: "Usul (@usul)"
description: "Research tool for Islamic texts."
account: "usul"
---

# Usul

Research tool for Islamic texts.

## APIs

1 public API with a stored document.
Each links to its markdown overview; the same address with
`/llms.txt` in place of `.md` lists its operations.
Changes across these APIs: https://skmtc.dev/usul/feed.md

- [Usul API](https://skmtc.dev/usul/apis/usul-api.md): Islamic texts: search books and authors, read content and chat with AI over books