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JRuby.org :: Home
JRuby: 100% Pure-Java Implementation of the Ruby Programming Language.
The Best of the JVM:
- High performance
- Real threading
- Vast array of libraries
It's Just Ruby:
- Ruby 1.8.7 compatible now
- Ruby 1.9 compatible soon
Platform Independent:
- Easy to install
- Easy migration
- No hassles
- Extract JRuby into a directory.
- Add that directory's bin subdirectory to the end of your path.
- Test it: jruby -v
RECENT NEWS
JRuby BugMash!
Come join us this weekend, January 9-12, for the first ever JRuby BugMash!
The JRuby project has been growing impressively quickly, with frequent releases and a constantly expanding community. There’s a hefty list of impressive users and companies, and the team has been touring the world, trying their best to make it out to everyone who wants to hear and learn about the project.
As with any growing code base though, there’s a need to keep things tidy; frequent r...

