Useful Links and Resources
There's a lot of resources for WebGL out there, here are few of the more formal ones, eg specs, or of sites that we like
Daniel Heahn, who was one of the technical reviewers for our book has developed a WebGL based toolkit for Scientific Visualization which is very cool. Check it out at; https://github.com/xtk/X#readme
Specification related:
2. WebGL Specification(Working Draft)