Ruby-Doc.org

Core API

These are the API documents for the base classes and modules in the current stable release of Ruby 2.1.

• 2.1.2 core - Core API docs for Ruby 2.1.2 This is the current official release.
• 2.1.1 core - Core API docs for Ruby 2.1.1
• 2.1.0 core - Core API docs for Ruby 2.1.0
• 2.0.0 core - Core API docs for Ruby 2.0.0
• 1.9.3 core - Core API docs for Ruby 1.9.3 base classes and modules, such as String, Array, Symbol, etc.
• 1.9 keywords - Keywords defined in 1.9.
• MRuby core - Core API docs for MRuby (this is not an active release version).
• trunk-core - Core API docs for Ruby trunk (not yet officially released)
• 1.9.2 core - Core API docs for Ruby 1.9.2
• 1.9.1 core - Core API docs for Ruby 1.9.1
• 1.8.7 core - Core API docs for Ruby 1.8.7.
• 1.8.6 core - Core API docs for Ruby 1.8.6.

Standard Library API

These are the API documents for the standard library classes and modules in version 2.1

• The 2.1.2 standard library (this is the current official release)
  Additional libraries included with the standard Ruby distribution, such as CGI, OpenURI, and REXML
• The 2.1.1 standard library
• The 2.1.0 standard library
• The 2.0.0 standard library
• The 1.9.3 standard library
• The 1.9.2 standard library
• The 1.9.1 standard library
• The 1.8.7 standard library
• The 1.8.6 standard library
• The Ruby trunk standard library

Getting Started

A collection of resources for those just starting out with Ruby.

• Some Ruby 2.x resources
  
  • What's new in Ruby 2.1.0
  • What is Ruby 2.0.0?
  • Ruby 2.0.0 by Example
• Programming Ruby
  An on-line copy of the first edition of the book Programming Ruby, by Dave Thomas.
• 10 Minutes to Your First Ruby Application
  Write a useful Ruby program that demonstrates key language concepts.
• Ruby Best Practices
  Free on-line book.
• Additional Documents
  A varied collection of other documents hosted on Ruby-Doc
• Downloads
  Various document sets and translated works, suitable for downloading for local perusal.
• Practicing Ruby
  A unique journal curated by Gregory Brown
• More ...

Docs in Other Languages

• French / Fran—ais
• German / Deutsch
• Bulgarian / български
• Spanish / EspaЎol
• Polish / Polski

YARD Versions of the API

• 2.1 core
• The 2.1 standard library

Ruby Books

There are an increasing number of Ruby books. This section shows what's currently available.

• Programming Ruby
• The Ruby Way
• Learn to Program with Ruby
• More ...

Ruby Stuff

Help support this site - scope out the goods for sale at RubyStuff.

• Shirts
• Coffee mugs
• Mouse pads
• Thongs and boxers
• See all of the available designs