The Lambda-Engine is a cross platform game engine.
Haskell game engine library for roguelike dungeon crawlers
A roguelike game engine/editor
2D physics engine for games
A cross platform Lua based game engine
RPG Games without coding!
A lightweight HTML5 Game Engine
A 3D game engine in java.
Game engine to build text adventures.
Game engine used for Magic Dash Studio's games!
MHFPS Ported to the godot engine!
MKEngine is a game engine for Text-Based games.
C# 2D Game Engine - Work In Progress
An advanced flexible game engine for Java.
RTSish Game Engine
A C++ 3D game engine.