The Official Khronos WebGL Repository
This is the offical home of the Khronos WebGL repository for the WebGL specifications and the WebGL conformance test suite.
You can find live versions of the specifications at http://www.khronos.org/webgl/
The newest work in progress WebGL conformance test suite for the next version of the spec can be accessed at. https://www.khronos.org/registry/webgl/sdk/tests/webgl-conformance-tests.html
Official live versions of the conformance test suite can be found at https://www.khronos.org/registry/webgl/conformance-suites/
The WebGL Wiki can be found here http://www.khronos.org/webgl/wiki/