Contributes to xine - a free video player as Rocky Bernstein
Contributes to DDD - Data Display Debugger
Contributes to GNU VCDImager
and 38 other projectsContributes to Django as Yaroslav Halchenko
Contributes to Debian as Yaroslav Halchenko
Contributes to NumPy as Yaroslav Halchenko
and 80 other projectsContributes to RIOT OS as Ludwig Ortmann