Over the years, I have contributed to many open source projects. The following list gives a (not neccessarily complete) overview of my contributions:
- 2012-...: VirtueMart: Plugins for the webshop software
2000-...: KDE: KOrganizer maintainer, libkcal , KPilot, holiday editor, etc. - 2010: CUPS foo2lava printer driver: command filter to display supply status
- 2010: pae2xml (Plaine & Easie to MusicXML converter): Full support for the whole Plaine & Easie specification
- 2007-...: LilyPond (GNU music typesetting software): Several new features
- 2007-...: musicxml2ly (MusicXML to LilyPond converter): Many enhancements
- 2004/05: curator (image gallery generator): various enhancements