3. Sat3Reference Implementation of Romanov's Polynomial Algorithm for Boolean 3-SAT Problem
7. Bootstrap RailsTwitter Bootstrap CSS (with Sass flavour) and JS toolkits for Rails 3 projects
8. rubyfishRubyFish is a ruby port of python library jellyfish (http://github.com/sunlightlabs/jellyfish) for doing approximate and phonetic matching of strings