Getting the code
Our code is kept in subversion. You can check it out like this:
svn co http://svn.apache.org/repos/asf/incubator/kafka/trunk kafka
There is also a read only git mirror at:
git://git.apache.org/kafka.git
To contribute a feature or bug fix, open a JIRA ticket describing the issue and attach your patch there.
Pre-packaged releases are available here>.