OpenJDK

OpenJDK is an open source implementation of the Java programming language. It is based on the full Oracle Java environment but has had portions of the full toolkit removed that contain third party licensed code that cannot be open sourced.

Version

Lastest version: 1.6.0-b27 GA5 (2013-02-17)

License

Open Source released under the GPL V2

Author

Sun Microsystems
Oracle
Ported by Silvan Scherrer and Dmitriy Kuminov

Links

OS/2 Port: http://svn.netlabs.org/java
Official homepage: http://openjdk.java.net/