Flexible level editor
A .NET ascii/ansi console engine written in C# for MonoGame and XNA
Map generator for games
Ct.js is a desktop game engine that makes learning programming fun
GPS track editor for editing tracks and planning (multiple) day tours
An Arithmetical Tetris Game. Numbered tiles divide and cancel out.
Turn-based empire building strategy game inspired by Civilization II.
Old-school 2D game engine
SDL based generic 2D game engine
A 16 bit style game on the 16-bit IBM XT.
A Tile-based Game Engine written in C# mimicing retro consoles.
Javascript library for making tile based games
a free hack & slash action 2D/3D rogue / ultima / dungeon like game
2D Game Engine
Carcassonne clone written in python using pygame
The imaginary eight-bit machine
Side scrolling shoot'em up game
Free and Open Game Programming Language for Windows and GNU/Linux
Low-Level Game Engine for Retro Platforms
Real-time RPG for PC/tablet/phone; multiple quests and random dungeons
Jigsaw And Slider Puzzle Game