A development environment focused on modding
Fruit Ninja - Cheat Engine
BookWorm-Cheat Engine
Amazing Adventure-Cheat Engine
Farm_Mania_HV-Cheat Engine
A free and open-source Touhou Project fangame
The Open Toolkit library is a fast, low-level C# wrapper for OpenGL
Portable version of the incredible Godot Game Engine
Orx: Portable Game Engine
Game engine supporting many 3D/2D formats and graphic effects
Rust library to create a Good Game Easily
Pink Panther-Cheate Engine
GemRB is a portable open-source implementation of the Infinity Engine
Portable UCI- and XBoard-compatible chess engines.
Unlock advanced tools for Roblox with seamless protection bypass
Nexus Roblox Executor for next-gen scripting, free for PC.
Arianne is an engine to develop multiplayer online games like Stendhal
A fun realistic multiplayer free-and-open-source first-person-shooter!
A frontend for GnGeo emulator written purely in Python
The forever free, adless and open source chess server
DOOM / Heretic / Hexen source port with enhanced graphics and UI
Low-Level Game Engine for Retro Platforms
Portable game engine with main focus on point-and-click adventures
Based on the raedwulf-et project
SJCE - free portable cross-platform graphical chess game, 100% Java.