Programming/Coding:

• jsFiddle - An online tool / playground for running code samples and testing them on the web.
  URL: http://jsfiddle.net/
• Processing.org - Processing is an open source programming language and environment for people who want to program images, animation, and interactions.
  URL: http://processing.org/
• OpenVRML - All about OpenVRML
  URL: http://openvrml.org/