Dovecot

Contributions

Contributes to Pidgin IM (ex-Gaim)

Contributes to Pitivi

Contributes to GNOME

Contributions

Contributes to phpBB Forum Software as naderman

Contributes to PHPUnit

Contributes to Symfony

Contributions

Contributes to GNOME

Contributes to SymPy as Priit Laes

Contributions

Contributes to Apache JSPWiki

Contributes to Apache Ant

Contributes to Apache AntUnit

Contributions

Contributes to Debian as Sebastian Harl

Contributes to collectd

Contributes to liboping as Sebastian Harl

Contributions

Contributes to KDE as Vadim A. Misbakh-Soloviov

Contributes to Xen Project (Hypervisor) as Vadim A. Misbakh-Soloviov

Contributes to Gentoo Linux as Vadim A. Misbakh-Soloviov

Contributions

Contributes to KDE

Contributes to Wifidog

Contributes to Debian

Contributions

Contributes to Mailman

Contributes to SoX - Sound eXchange

Contributes to OpenSSH

Contributions

Contributes to Audacious as Matti Hamalainen

Contributes to FFmpeg as Matti Hamalainen

Contributes to Mesa as Matti Hamalainen

Contributions

Contributes to Mercurial

Contributes to TortoiseHg

Contributes to hgsubversion