If you are new to the Ruby language or want to develop your Ruby programming skills further, you may find these resources of use…
The Little Book Of Ruby
Start with our free eBook on Ruby programming. Ten chapters plus source code.
Free download
The Book Of Ruby
For a more in-depth tutorial, see The Book Of Ruby.
Free download
Learn To Program
The first edition of Chris Pine’s Ruby tutorial for novice programmers. Full text online.
http://pine.fm/LearnToProgram/
Ruby Central
Online guide to Ruby including text of first edition of ‘Programming Ruby’( aka ‘The Pickaxe Book’)
http://www.rubycentral.com
Ruby Documentation
Lots of programming articles. Includes useful online documentation of the Ruby class library.
http://www.ruby-doc.org/ (main site)
http://www.ruby-doc.org/core/ (class library)
Ruby-Lang.org
The source of the latest Ruby downloads, news, FAQ and more.
http://www.ruby-lang.org
Why’s (Poignant) Guide To Ruby
An eccentric Ruby tutorial illustrated with cartoon foxes!
http://poignantguide.net/ruby/
Ruby On Rails
Home of the Rails web application framework for Ruby.
http://www.rubyonrails.org/