RTSish Game Engine
Pycraft is an open-source, OpenGL based game made in Python
Old-school 2D game engine
Tools and Z80 engine for creating adventure games. (RUST)
C++ lightweight cross-platform game engine
Vivid3D is an open-source 3D engine with powerful 2D UI.
A Tile-based Game Engine written in C# mimicing retro consoles.
a UCI chess engine
Vivid is a modern C++ 3D engine using OpenGL4+
Low-Level Game Engine for Retro Platforms
Portable game engine with main focus on point-and-click adventures
Game engine for playing tomb raider 1 - 5 levels.
online 4X browser game engine
A space race game in the style of A Dark Room
2D game engine for traditional platform games
A game engine written in the D programming language
An advanced flexible game engine for Java.
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3