Rolisteam is a virtual tabletop. It helps you to manage tabletop role playing games with remote friends/players. It provides many features to share maps, pictures, dice roller, manage background music and much more. The main git repository is available here: [https://invent.kde.org/kde/rolisteam].

Open source tabletop RPG that focuses on being fairly easy to learn and use.

A fantasy world manager originally created at Louisiana Tech University (latech.edu) by the ForJ team for CSC-404

WebGM aims to be role playing game and creativity tool.

Um sistema de auxílio para mesas de RPG

An unofficial Unknown Armies rule system for Foundry VTT.

API for Anima Prime's soon-to-be online platform

a Campaign Management System for tabletop role-playing games built by a gamer for gamers, with the goal of helping “Dungeon”／Game Masters＆players conveniently archive and get the most out of their tabletop-RPG experiences!

This is a tabletop campaign manager that makes use of the fundamental basis of open-ended games, actions and assets, assigned dimensions and evaluations.

Fluxfall Horizon Roll Tables

A One-Page TableTop RPG about escaping a city under attack.

Um sistema de auxílio para mesas de RPG

A tool to help to maintain your character sheet up to date

The SRD for a WW2-era zombie RPG originally published on 4chan's /tg/ board.

Igor helps you streamline your tabletop notes so you can focus on the storytelling

Macros para o sistema Tormenta 20 no Foundry VTT, que ajudam a automatizar o processo de cálculo de acertos e aplicação de danos durante o jogo

Simple PoC with Julia 1.0. It finds optimal GURPS character stats for a gun duel