Open-source rules-as-code Shariah stock screening engine in Python. Encodes AAOIFI and DJIM screening rules as auditable, versioned files and returns one verdict per standard with a sourced evidence trail. Apache-2.0. MCP server and Islamic finance dataset planned.
> **Name.** *Hujja* (حجة — "proof, evidence"): in Islamic legal reasoning, the probative > argument that establishes a claim. That is precisely what this engine is built to > produce. The PyPI and GitHub namespaces and the hujja.dev domain were secured on > 29 July 2026; trademark clearance in MENA jurisdictions is still pending.