fheroes2 is a recreation of Heroes of Might and Magic II game engine
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
Real Time Strategy game engine supporting early Westwood classics
Godot Minimal Theme
3D and 2D game engine written in Rust
Go bindings for raylib, a simple and easy-to-use library
Full featured MUD server with all the trimmings.
PyCAPGE - Python Classic Adventure Point and Click Game Engine
Game engine supporting many 3D/2D formats and graphic effects
Rust library to create a Good Game Easily
State Management and Multiplayer Networking for Turn-Based Games
Engo is an open-source 2D game engine written in Go
A PICO-8 demake of the SCUMM engine
Go 3D Game Engine
A fast, scalable, distributed game server engine/framework for C++
Real-time RPG for PC/tablet/phone; multiple quests and random dungeons
Web powered cross-platform 3D, WebXR game engine
A space race game in the style of A Dark Room
Gorgon Game Engine (GGE) is a C++ game engine that handles many tasks.
A generic 2D engine for any kind of game
2D Game Engine, based on OpenGL and focused on Isometric Games
cross-platform 2d game engine
Pig2D is a game engine for Java that uses a sprite-based interface.
Gomoku Game: Playing with Computer