CTFs as you need them
Desktop/Android/HTML5/iOS Java game development framework
Open source library for N64 development
One framework for creating powerful cross-platform games
Self-hosted CMS platform based on the Laravel PHP Framework
Open source library for creative expression on the web, desktop, etc.
Gideros Release version
Orx: Data-Driven Game Engine
JavaScript framework to build game engines, games, emulators and apps
The imaginary eight-bit machine
Modern 3D engine and IDE written using C# and C++.
A real-time game development platform
A complete web framework to create online Fighting Fantasy adventures
Portable game engine with main focus on point-and-click adventures
computer simulation for my raspberry pi
Create symmetric sprites: browse, save to PC, or store online
evolution for vegastrike SpaceSim/Combat/Trade game
Create 2D mini-game easily with this lib
Cross-platform C framework very compact libraries and tools.
A generic 2D engine for any kind of game
Minecraft side viewed game made in Java