The most important resources for Ruby programmers. is the main web site of Ruby. holds the docmentaiton of the Ruby programming language and its standard libraries.

Gems are 3rd-party libraries for Ruby. hold the information about them. holds documentation of Gems, the 3rd party Ruby libraries.

Learning Ruby an online book to learn Ruby.

tryruby a web-based editor to try the basics of Ruby.

Screencasts holds lot of screencasts about Ruby on Rails. Many can be watched free of charge. For some you need to pay. The production of new episodes has stopped in June 2013. a subscription only series of screencasts (2 every week) about programming in Ruby.

Web frameworks

Sinatra is a light-weight route-based web framework for Ruby.

Ruby on Rails

Ruby on Rails (aka ROR) is the most popular web framework for Ruby. is a tutorial for Ruby on Rails.

Ruby news

Ruby Weekly newsletter a weekly e-mail newsletter about Ruby. Ruby news on the web. (Stopped in October 2014.)

Other sites