SDL-based reimplementation of the classic Chinese-language RPG "Xiān jiàn Qí Xiá Zhuàn" (also known as PAL).

A replayable arcade shooter with a focus on build theorycrafting made using Lua and LÖVE.

Distributed Java game server, including cluster management server, gateway server, hall server, game logic server, background monitoring server and a running web version of fishing. State machine, behavior tree, A* pathfinding, navigation mesh and other AI tools

Fantasy action RPG using the FLARE engine

Retro RPG Game Maker

A reimplementation of BioWare's Aurora engine (and derivatives). Pre-pre-alpha :P

LaTeX package to typeset material for the fifth edition of the "world's greatest roleplaying game".

Free/Libre Action Roleplaying Engine (engine only)

Learn to create turn-based combat with this Open Source RPG demo ⚔

Unreal Engine 4 Action RPG type game starter kit.

A node.js based MUD game engine

[Mirror] An open world, open source voxel RPG inspired by Dwarf Fortress and Cube World

游戏服务器框架，网络层分别用SocketAPI、Boost Asio、Libuv三种方式实现， 框架内使用共享内存，无锁队列，对象池，内存池来提高服务器性能。还包含一个不断完善的Unity 3D客户端，客户端含大量完整资源，坐骑，宠物，伙伴，装备, 这些均己实现上阵和穿戴, 并可进入副本战斗，多人玩法也己实现, 持续开发中。

Naev is a 2d action/rpg space game that combines elements from the action, rpg and simulation genres.

The Unity Project for the RPG Tutorial Series!

Virtual Tabletop for playing roleplaying games with remote players or face to face.

⚔️ A cross-platform, open source, and super fast MUD client with scripting in Lua

An Ultima Online server emulator written in C# .NET

Repo to gather all Gameplay Ability System content for UE4

Turn based tactical RPG with several campaigns, written in Rust

这是一个支持分布式和集群的java游戏服务器框架，可用于开发棋牌、回合制等游戏。基于netty实现高性能通讯，支持tcp、http、websocket等协议。支持消息加解密、攻击拦截、黑白名单机制。封装了redis缓存、mysql数据库的连接与使用。轻量级，便于上手。

GoNorth is a story and content planning tool for RPGs and other open world games.

⚔️ An online JavaScript 2D Medieval RPG.

java & libgdx制作的RPG游戏！ an RPG by java and LibGDX

Framework (inspired by Ren'Py) for story driven games in Godot.

Stendhal is a fun friendly and free multiplayer online adventure game with an old school feel.

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].

A 2d game that aspires to be similar to Rimworld, with more depth, magic, and RPG concepts.

Classic Blades of Exile

Modular game engine built with MonoGame, with GMS2-like workflow and advanced level editor