SessionZero Client

An open-source TTRPG companion app for managing and playing tabletop role-playing games.

About

SessionZero is a cross-platform desktop application built with Godot that helps players and GMs organize their TTRPG sessions. It's designed to be system-agnostic, supporting any tabletop RPG through modular data-driven systems.

Key Features

System-Agnostic: Works with any TTRPG system through data-driven systems
Full Offline Support: Play completely offline with local data storage
Self-Hosted Multiplayer: Host sessions directly from your machine with P2P networking or run a dedicated server
Open Content Format: Import and create datapacks for characters, campaigns, items, and more

Getting Started

Prerequisites

Godot 4.6.x (for development)
Windows or Linux (macOS support planned)

Installation

From Release:

Download the latest release for your platform (if availible)
Extract and run the executable

Optional:

Purchase from a distribution platform or app store (Available upon 1.0 release)

From Source:

Clone this repository
Open the project in Godot 4.6.x
Run the project or export for your platform

How It Works

Development Roadmap

WIP

Contributing

Contributions are welcome! Please read our contributing guidelines before submitting pull requests.

License

Application: GPLv3 (GNU General Public License)
User Content (Datapacks, Templates, Modules, etc): Creative Commons BY-SA 4.0

Support

For issues, feature requests, or questions:

Open an issue
Visit the website SessionZero.app
Check the full design document
Join the Matrix community

Note: SessionZero is in active development. Features may change as the project evolves.

Made with <3 by Bellsworne Tech™

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