JDBC-backed adapter for ActiveRecord
A Ruby-based DSL for emitting JVM bytecode (classes, methods, etc).
JRuby is an implementation of the Ruby programming language for the JVM.
The Ruby-to-Java Compiler produces normal Java types from Ruby classes. The Java types can be instantiated, reflected, and called like normal Java code.
A Java port of Markdown, the text-to-html conversion tool
NbGit is a module for the NetBeans IDE that adds support for working with the Git version control system.