Ruby eco system
Post date: Feb 13, 2012 10:33:55 AM
http://ruby-ecosystem.heroku.com/#11 100 slides which give a good introduction
https://www.ruby-toolbox.com/ Impossible to re-invent the wheel
http://rubyonrails.org/ecosystem MVC webapp framework
http://basecamphq.com/ from 37signals SaaS
http://37signals.com/svn/ blog from @dhh who invented Rails
http://infoether.com/ruby-and-rails-whitepaper sounds good