This is a preliminary release for internal team review. The URLs and addresses discribed below are not available yet. The official release will be announced later. Any suggestion for modification is welcome. Delays in replies are to be expected. Sorry in advance.
mruby is the lightweight implementation of the Ruby language complying to the ISO standard. mruby can run Ruby code in 'interpreter mode' or 'compile and execute it on a virtual machine' depending on how the developer's preference.
This achievement was sponsored by the Regional Innovation Creation R&D Programs of the Ministry of Economy, Trade and Industry of Japan.
Features of mruby
| Compatibility with MRI(Matz Ruby Implementation) version... | |FIXME: | + Simple Syntax | + *Normal* Object-Oriented features(ex. class, method calls) | + *Advanced* Object-Oriented features(ex. Mixin, Singleton-method) | + Operator Overloading | + Exception Handling | + Iterators and Closures | + Garbage Collection | + Dynamic Loading of Object files(on some architecture) | + Highly Portable (works on many Unix-like/POSIX compatible platforms | as well as Windows, Mac OS X, BeOS etc.) | cf. http://redmine.ruby-lang.org/wiki/ruby-19/SupportedPlatforms
How to get mruby
The mruby distribution files can be found in the following site:
The trunk of the mruby source tree can be checked out with the following command:
$ git clone https://github.com/mruby/mruby.git
There are some other branches under development. Try the following command and see the list of branches:
$ git ....
mruby's website is not launched yet but we are actively working on it.
The URL of the mruby home-page will be:
To subscribe the mruby mailing list....[T.B.D.]
How to compile and install
See the INSTALL file.
See the COPYING file.
Thank you for considering contributing to mruby. mruby has chosen a MIT License due to its permissive license allowing developer to target various environments such as embedded systems. However, the license requires to display the copyright notice and license information in manuals for instance. Doing so for big projects can be complicated or troublesome. This is why, mruby has decided to display "mruby developers" as copyright name to make it simple conventionally. In the future, mruby might ask you to distribute your new codes (that you will commit,) under MIT License as a member of "mruby developers" but contributors will keep their copyright. (We did not intend for contributors to transfer or waive their copyrights, Actual copyright holder name (contributors) will be listed in the AUTHORS file.)
Please ask us if you want to distribute your code under other license or if your code is derived from GPL code.
See the file AUTHORS.
Feel free to send comments and bug reports to the author. Here is the author's latest mail address: