The Best of the JVM
- High performance
- Real threading
- Vast array of libraries
It's Just Ruby
Ruby 3.1 compatiblePlatform 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 9.4.8.0 Released
The JRuby community is pleased to announce the release of JRuby 9.4.8.0.
- Homepage: https://www.jruby.org/
- Download: https://www.jruby.org/download
JRuby 9.4.x targets Ruby 3.1 compatibility.
Thank you to our contributors this release, you help keep JRuby moving forward! @edipofederle, more...
Awards
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InfoWorld 2010 Bossie Awards: Best of Open Source Software
InfoWorld's Best of Open Source Software Awards, chosen annually by Test Center editors and reviewers, recognize the best open source software for developers, IT organizations, and the business users they serve.
Recent Toots 
Historical releases hosted by 