Ringo-processing-samples is a project mainly written in JavaScript, it's free.
A collection of ringo-processing samples, ported/adapted/inspired from/by (amongst others):
learning-processing: Learning Processing by Daniel Shiffmanprocessing-handbook: Processing: A Programming Handbook for Visual Designers and Artists by Casey Reas and Ben Fryturtle-geometry: Turtle Geometry by Harold Abelson and Andrea diSessaruby-processing: ruby-processing samples by Jeremy Ashkenas et al.Contributions welcome!