Open Source TTRPG Tools, Built for You
SessionZero is a free, open-source, and offline-first companion for any tabletop RPG.
Visit the Git repo to get the latest development build or view the source code!
SessionZero is 100% FOSS (Free and Open Source Software). Inspect, modify, and contribute to the code. No secrets, no hidden fees, just community-driven software. Transparency and freedom.
Everything is user-generated: items, NPCs, monsters, and more. Build your own datasets and templates for any system. Total flexibility, no limits.
SessionZero works fully offline by default. All your data stays on your device unless you choose otherwise. No account required.
Interested in SessionZero but need to know more? Check out the about page for more in depth information!
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