VM Gnome Applet - unmaintained, GNOME panel applet for monitoring and controlling virtual machines (domains) author, upstream & Red Hat maintainer - 2006-2008)

PostgreSQL - the best Open Source SQL engine (code contributor, major developer - 1999-2006)

docs.linux.cz - unmaintained, big Linux / Programming / Internet documentation archive. (maintainer, admin)

The Kim - unmaintained, very old project of interactive (ncurses) user friendly processes manager for OS Linux. (author)

Nooper.com - early terminated commercial project for Japanese I-MODE site. (hired developer - 2001-2004)

The Mape - never finished project of Modular Application Engine (framework) for DB applications (author, developer)