The JRuby Community
JRuby has a large and active community. You can connect up with them in several ways:
Contribute - JRuby is open source, and like all open source projects it needs your help! File bugs, check out the source, and help us make JRuby better today.
Nightly Builds - We publish nightly builds of or stable and development branches for testing new features and bug fixes.
Blogs - The JRuby Team, individual team members, and a number of folks from the community blog about JRuby and related topics.
Twitter - There are twitter accounts for The JRuby Team and all the team members.
Chat - The JRuby community’s official group chat is our Matrix JRuby room. If you want quick, interactive help or just want to hang out, feel free to stop by!
Mailing Lists - There are also several mailing lists, for users, developers, and folks interested in tracking the process of JRuby.
Wiki - The JRuby wiki–user editable.