Introduction
API Documentation and Manual
Build Instructions
Migration Guide

Developer Guide
Owners
Mr.doob's Code Style™
An introduction to using Git
Dev Branch Examples
How to use OpenGL or ANGLE rendering on Windows

Three.js JSON format schema
JSON Geometry format 4
JSON Texture format 4
JSON Material format 4
JSON Object/Scene format 4

Articles
Using SketchUp Models

Misc
Demoscene