SceneJS is an extensible WebGL-based engine for high-detail 3D visualisation using JavaScript.
It's created and maintained by Lindsay Kay and is free for use under an open-source license.
SceneJS 3.2.0 Examples Directory
This is a temporary listing of SceneJS examples because the existing examples page loads iframes from scenejs.org and doesn't use the examples local to this repository. To change this I'd need to fork examplejs and start changing stuff in there which I don't feel like doing right now.