Download
From TaskArtist Wiki
The latest version of TaskArtist can always be found at the TaskArtist Website at: http://www.taskartist.org/download.html.
Legacy files are available at the SourceForge file list of the TaskArtist project.
If you are interested in getting the source code of TaskArtist, you can do so by issuing the following commands. You are required to have a subversion client installed on your computer.
svn login
svn co http://taskartist.svn.sourceforge.net/svnroot/taskartist/trunk TaskArtist
Please note that taskjuggler is not included in the svn repository. You have to fetch it separately using the UpdateTaskjuggler.sh script in the source code root directory. Please note that you are required to have git installed in order to run the script successfully.
You can also browse the repository online here.