Ruby has a vast collection of libraries called gems, supporting everything from web development to data processing. With mature frameworks like Rails and comprehensive toolchains, you can combine …

Ruby Documentation Welcome to the official Ruby programming language documentation. Getting Started New to Ruby? Start with our Getting Started Guide. Core Classes and Modules Explore the …

Ruby Documentation Welcome to the official Ruby programming language documentation. Getting Started New to Ruby? Start with our Getting Started Guide. Core Classes and Modules Explore the …

Dec 25, 2025 · Ruby was first developed by Matz (Yukihiro Matsumoto) in 1993, and is now developed as Open Source. It runs on multiple platforms and is used all over the world especially for web …

See the Installation page for details on building Ruby from source. If you have an issue compiling Ruby, consider using one of the third party tools mentioned above.

Ruby Documentation Welcome to the official Ruby programming language documentation. Getting Started New to Ruby? Start with our Getting Started Guide. Core Classes and Modules Explore the …

Jan 13, 2026 · We intend to release the latest stable Ruby version (currently Ruby 4.0) every two months following the most recent release. Ruby 4.0.2 will be released in March, 4.0.3 in May, 4.0.4 in …

Ruby Programming Language Documentation Ruby master Ruby 4.0 Ruby 3.4 Ruby 3.3 Ruby 3.2

The Koans walk you along the path to enlightenment in order to learn Ruby. The goal is to learn the Ruby language, syntax, structure, and some common functions and libraries.

Mar 2, 2010 · Following the ruby-lang.org redesign, we have more news to celebrate Ruby’s 30th anniversary: docs.ruby-lang.org has a completely new look with Aliki— RDoc ’s new default theme.