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 …

Ruby is a general-purpose programming language. Its design puts an emphasis on programming productivity and simplicity. In Ruby, everything is an object, including primitive data types. …

Welcome to the whimsical world of computing. Hello Ruby is a children's book and an app that teaches programming fundamentals through stories and kid-friendly activities. It's suited for …

What is Ruby? Ruby is an interpreted object-oriented programming language often used for web development. It also offers many scripting features to process plain text and serialized files, or …

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Sep 4, 2025 · Ruby is a popular backend programming language, widely used for building modern applications and services. It makes development faster, easier, and more productive …

Fast, searchable Ruby documentation for core and standard libraries. Plus, links to tutorials, guides, books, and related sites.

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.

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.