View and search documentation for Ruby gems, the standard library, and GitHub projects. Explore Ruby code docs online, powered by YARD.
Browse Ruby gem and library documentation online
RubyDoc.info is your go-to site for exploring and reading documentation for Ruby gems, the Ruby standard library, and open-source projects hosted on GitHub. Whether you're a developer looking for API references or just want to better understand how a Ruby library works, you can easily search and browse through detailed docs right from your browser.
The site is powered by the YARD documentation tool, which means you get consistent, easy-to-read documentation across thousands of Ruby projects. It's designed for Ruby developers of all levels, making it simple to find the information you need without digging through code or installing anything extra.
If you contribute to or use Ruby libraries, RubyDoc.info is a handy resource to keep bookmarked. You can quickly look up method details, class descriptions, and even documentation for your own projects if they're hosted on GitHub.
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