This version moves the frontend from a PHP to a Python Django web server, includes new and improved documentation, adds support for C and C#, adds more secure user registration, and improves on various pieces of the code. To download, see the Download page at http://webmapreduce.sourceforge.net/download.php. For installation instructions, see the Administration Guide at http://webmapreduce.sourceforge.net/docs/admin/setup.html.