Not github, but bitbucket: https://bitbucket.org/ritt/drs4eb/src/master/
But development kind of stalled, so there will be updates only in case of severe bugs, which are kind of gone after 10 years now.
> Are there plans to add the drs software to github? (asking because I have users @ethz.ch that want to use it on debian,
> thus I'm creating official debian packages of it, if license allows so, but talking to upstream (the developers) would be
> much easier on github (or irc) than on this "DRS4 Discussion Forum".