Ruby MRI

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 manage system tasks. It is simple, straightforward, and extensible. Simple Syntax Normal Object-oriented Features (e.g. class, method calls) Advanced Object-oriented Features (e.g. mix-in, singleton-method) Operator Overloading Exception Handling Iterators and Closures Garbage Collection Dynamic Loading of Object Files (on some architectures) Highly Portable (works on many Unix-like/POSIX compatible platforms as well as Windows, macOS, etc.) cf. You can download release packages and the snapshot of the repository. If you want to download whole versions of Ruby, please visit There are some other branches under development. Try the following command to see the list of branches: You may also want to use (actual master of Ruby source) if you are a committer. Ruby was originally designed and developed by Yukihiro Matsumoto (Matz) in 1995.