halacha

New website and API for TorahCalc - Tools for Torah study

TypeScript library for calculating Jewish halachic times (zmanim) — sunrise, Shema, Mincha, Shabbat entry/exit and more.

Fast, reliable Rust APIs for solar position and Jewish Zmanim calculations from any date and location.

Formal symbolic reasoning system for computational halacha using Kripke semantics and Answer Set Programming

The Halachipedia Android App

Multi-tenant Android app + home-screen widgets for any shul: minyanim, shiurim, zmanim, Shabbos times, and weather. One APK serves every shul on the registry. Jetpack Glance + Compose, Supabase, KosherJava.

A portable talmud Agent Skill for Claude, Codex, and compatible AI systems. Works for Daf Yomi. Explains sugyot, Rashi, Tosafot, halacha, Aramaic, key takeaways, review questions, catch-up ranges, with source grounding from Sefaria and dates from Hebcal. No API keys or MCP required.

An abridged set of Jewish laws in English

A command-line tool for computing Jewish zmanim, powered by rust-zmanim

A LaTeX quick reference to Jewish law as it pertains to liturgy, focusing on issues that require immediate resolution.