JRuby 1.0 has been officially released. This is huge news. Complete compatibility with Ruby 1.8 is pretty much a done deal. Rails apps run. You can deploy your Rails apps in Glassfish. I mean, how cool is that?
You should check out team member Charles Nutter’s blog for more details. In a nutshell, the future looks like tighter integration with Java as an application platform, and a major focus on optimizing performance. Also a lot of interest in Ruby 1.9/2.0. If you attended Railsconf this year, you most likely got pretty excited about JRuby, and for good reason.
If you’ve never tried it out before, Atlantic Dominion Solutions has put together a great tutorial on getting started with JRuby on OS X. Or, even easier, go get yourself a copy of NetBeans 6.0 M9, which comes bundled with JRuby as the default interpreter for in-IDE development.