A retro game engine for Python
The Tiny JavaScript Game Engine That Can!
A simple math library for games and computer graphics
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Haskell game engine library for roguelike dungeon crawlers
A .NET ascii/ansi console engine written in C# for MonoGame and XNA
Rust library to create a Good Game Easily
A game engine for console based text games
A fork of dhewm3 with an emphasis on modernisation and vanilla Doom 3
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Planimeter Game Engine 2D - LÖVE-based game engine for Lua
Gorgon Game Engine (GGE) is a C++ game engine that handles many tasks.
A generic 2D engine for any kind of game
TurboSphere is an easy to learn and powerful JS based game engine.
Open source, moddable game engine for the "Polygon Love 2" game
Cross-platform 2D game engine
A 2D Java game engine