The RPG Toolkit is a free, open source project delivering a simple, flexible and powerful tool for the creation of role-playing games on your personal computer.

Novashell is a high-level 2D game maker that tries to handle all the hard work behind the scenes allowing you to whip up sweet games using path finding, dialog, persistent dynamically sized maps with construction/deconstruction, save anywhere, and especially features that...

Maratis is a portable, simple and visual game development tool designed for artists and developers.

Stellar is an open-source program inspired in GameMaker Legacy for Pygame/Python development.

AresEd is a high-level and fully featured 3D game creation suite. It is Free and Open Source. When it is finished you will be able to make full 3D games without writing any code (although a fallback to the python scripting language will be provided).

Reality Factory 2 is a next-generation game authoring suite. It combines a flexible, fully scripted game development environment powered by Python with the Ogre3D engine, and supports all major desktop operating systems.

JMonkeyEngine3 it’s a free, open source game engine, made especially for Java game developers who want to create 3D games using modern technology. The software is programmed entirely in Java, intended for wide accessibility and quick deployment.

A cross-platform 2D game prototyping framework based on OpenGL and C++.

Angel balances the speed and flexibility of native code with an eye towards rapid iteration and out-of-the-box functionality. In a world of web games and memory-managed scripting engines, sometimes you still.

Leadwerks Game Engine provides the smoothest learning curve to take you from beginner to full-fledged game developer. Use the visual editor and the flowgraph system to set up game interactions without code. Use Lua to write your own game scripts.