Java parts of integrating the Prism parser into JRuby. Plugs in using an SPI

JRuby, an implementation of Ruby on the JVM

JRuby's OpenSSL gem

Rack for JRuby and Java appservers

The JRuby.org site

Catalog for jbang command line launcher

Java port of Oniguruma regexp library

Warbler chirpily constructs .war files of your Ruby applications.