X3DOM. A framework for integrating and manipulating X3D scenes as HTML5/DOM elements.
A node.js-style module system for GLSL!
three.proton is a magical 3d particle engine using three.js library. It is based on the Proton engine library.
:city_sunrise: OSM Buildings
A WebGL framework for Web development.
The sequel to shader-school: Learn the WebGL API
Hilo3d, a WebGL Rendering Engine.
A WebGL graphic library for building scalable Web3D applications
An extensible WebGL-based engine for high-detail 3D visualisation
A Tiny WebGL helper Library