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1. The Rubinius Language Platform
Rubinius is a modern language platform that supports a number of programming
Rubinius includes a bytecode virtual machine, generational garbage collector,
and just-in-time (JIT) native machine code compiler. Rubinius provides
concurrency support via native OS threads with no global interpreter lock.
Rubinius runs on Mac OS X and many Unix/Linux operating systems. Microsoft
Windows is not yet supported.
2. Code of Conduct
Participation in the Rubinius project is governed by the Rubinius Code of
Conduct. See
3. The Ruby Programming Language
Many popular Ruby applications, like Rails, run on Rubinius, which aims to be
compatible with Ruby version 2.3.1.
Rubinius includes a Ruby parser, Ruby bytecode compiler, Ruby core library,
and C-API compatibility for native C extensions. The Ruby core library is
written almost entirely in Ruby. The Ruby bytecode compiler and other tools,
such as the debugger, are also written in Ruby. Rubinius provides the
standard Ruby libraries, with the following exceptions:
* Continuation
* Ripper
* TracePoint
* Tracer
The following Ruby features are not supported on Rubinius:
* Refinements
* $SAFE levels
4. License
All source code in this repository is subject to the terms of the Mozilla Public
License, version 2.0 unless stated otherwise. A copy of this license can be
found the file "LICENSE" or at
Contributions made prior to January 3rd, 2016 are licensed under the old BSD
3-clause license. A copy of this license can be found in the file "BSD_LICENSE".
In the event a directory contains a "LICENSE", "LICENSE.txt" or "COPYING" file
the license specified in said file applies to the contents of said directory and
all sub directories, overwriting the licenses specified above.
5. Installing Rubinius from Source
Please see
for a more complete guide to installing Rubinius from source.
To install Rubinius, use the following steps:
1. Ensure that MRI 2.0+, rubygems, rake, git and LLVM are installed
2. git clone git://
3. cd rubinius
4. ./ --prefix=/path/to/install/dir
When the install process finishes, follow the directions printed to the
terminal to add the Rubinius executable (bin) directory to your PATH.
6. Using RubyGems
Rubinius comes with RubyGems built-in. To install a gem, run the following:
$ rbx -S gem install <gem_name>
7. Documentation
The Rubinius documentation is the Rubinius book:
8. Issues & Support
Please file tickets for bugs or problems. The issue tracker is:
For additional help, visit the Rubinius Gitter chat room:
9. Contributing
The Rubinius team welcomes contributions. For more information, read the
.github/ file.