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[![Travis Status ](https://app.travis-ci.com/ruby/ruby.svg?branch=master )](https://app.travis-ci.com/ruby/ruby)
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# What is Ruby?
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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.
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## Features of Ruby
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* 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.
https://github.com/ruby/ruby/blob/master/doc/maintainers.rdoc#label-Platform+Maintainers
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## How to get Ruby with Git
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For a complete list of ways to install Ruby, including using third-party tools
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like rvm, see:
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https://www.ruby-lang.org/en/downloads/
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The mirror of the Ruby source tree can be checked out with the following command:
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$ git clone https://github.com/ruby/ruby.git
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There are some other branches under development. Try the following command
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to see the list of branches:
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$ git ls-remote https://github.com/ruby/ruby.git
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You may also want to use https://git.ruby-lang.org/ruby.git (actual master of Ruby source)
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if you are a committer.
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## How to build
see [Building Ruby ](doc/contributing/building_ruby.md )
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## Ruby home page
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https://www.ruby-lang.org/
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## Documentation
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- [English ](https://docs.ruby-lang.org/en/master/index.html )
- [Japanese ](https://docs.ruby-lang.org/ja/master/index.html )
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## Mailing list
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There is a mailing list to discuss Ruby. To subscribe to this list, please
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send the following phrase:
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subscribe
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in the mail body (not subject) to the address [ruby-talk-request@ruby-lang.org].
[ruby-talk-request@ruby-lang.org]: mailto:ruby-talk-request@ruby-lang.org?subject=Join%20Ruby%20Mailing%20List& body=subscribe
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## Copying
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See the file [COPYING ](rdoc-ref:COPYING ).
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## Feedback
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Questions about the Ruby language can be asked on the [Ruby-Talk ](https://www.ruby-lang.org/en/community/mailing-lists ) mailing list
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or on websites like https://stackoverflow.com.
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Bugs should be reported at https://bugs.ruby-lang.org. Read ["Reporting Issues" ](https://docs.ruby-lang.org/en/master/contributing/reporting_issues_md.html ) for more information.
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## Contributing
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See ["Contributing to Ruby" ](https://docs.ruby-lang.org/en/master/contributing_md.html ), which includes setup and build instructions.
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## The Author
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Ruby was originally designed and developed by Yukihiro Matsumoto (Matz) in 1995.
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< matz @ ruby-lang . org >