http://www.gnuaccounting.de/
Support for OpenOffice.org, HBCI, HSQLDB or MySQL.Gnuaccounting is a Free Java cross-platform accounting and bookkeeping application.
Compatibility with Winston, Moneyplex, Starmoney, Taskcoach and KTimeTracker
Cross-platform + portable
New version promised for 15/10/2010
http://www.gnuaccounting.de/releasenotes078.txt