The Good StuffLet's get all the links out of the way upfront, because that's what you're really here for, right?
WebVR-enabled Nightly Chromium Builds
Go here for builds
Chromium WebVR experimental branch
Demos (Should work with Chrome and Firefox's WebVR implementation)
Quake 3 level renderer (Source) - Click the "VR" button in the lower right
WebVR test page (Source) - Simple one-page Three.js app
blink-dev "Intent to Implement WebVR" thread
Vladimir Vukićević blog post about Mozilla's WebVR implementation
web-vr-discuss mailing list - If you have feedback about WebVR in general, this is the place for it
Chrome WebVR bug tracker - If you have issues with Chrome's WebVR implementation, log them here.