Simple and light-weight 3D game engine
Phaser is a free and fast 2D game framework for making HTML5 games
A re-implementation of Freelancer
Framework to facilitate communication in the Unity game engine
Godot game template and component-based framework
Dedicated Game Server Hosting and Scaling for Multiplayer Games
3D game engine/framework in C, with Luajit and Python bindings now
A guide for how to use your smartphone to code anywhere at anytime
Ct.js is a desktop game engine that makes learning programming fun
RenderDoc is a stand-alone graphics debugging tool
Skript is a Bukkit plugin which allows server admins
Easy to use Python library for creating 2D arcade games
This software is a particle effect editing tool
Orx: Portable Game Engine
The HTML5 Creation Engine
Simple DirectMedia Layer
Multi-engine plugin to specify agents with reinforcement learning
CGL (C Game Library) is a multipurpose library
Framework for creating human behaviour experiments in Unity
SonarSource Static Analyzer for Java Code Quality and Security
Compiler from Go to JavaScript for running Go code in a browser
Pycraft is an open-source, OpenGL based game made in Python
Arianne is an engine to develop multiplayer online games like Stendhal
Vivid3D is a C++ IDE/3D engine, with python scripting.