GitHub is where people build software. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects.

Cocos has had great success with PC and mobile games with its 2D game engine. Now it is adding 3D to its open-source Cocos Creator 3.0.

3D game editor based on Three.js and Electron. Aim of the project is to create a functional 3D editor using existing open-source web-based frameworks and libraries.

Scratch, for those without school-aged children, is a block-based programming language that lets you make little games and “cartoons” with sprites and animated figures.

If your hardware is powerful enough for the task, rendering 3D objects isn't too difficult to do with Windows, a Kinect device and some free apps.