The Apache oozie source code resides in the Apache Subversion (SVN) repository and it is mirrored in GitHub.
The source code can be browsed via the Web at http://svn.apache.org/viewcvs.cgi/incubator/oozie. No SVN client software is required.
The GitHub URL for web access is https://github.com/apache/oozie. No Git client software is required.
The GitHub URL for annonymous users is https://github.com/apache/oozie.git.