GnuCash - A personal and small-business financial-accounting software, licensed under GNU/GPL and available for Linux, Windows, Mac OS X, BSD, and Solaris.
MoneyMoney - Alle Bankkonten im Blick mit MoneyMoney. Finden Sie heraus, wo Ihr Geld herkommt und wo es hingeht.
Pecunia - Open Source HBCI Pin/TAN Online Banking Software.
Xero - Xero is online accounting for your small business.
Linxo - Spend less time managing your money. Make smarter decisions. Live more.
KMyMoney - KMyMoney is a personal finance manager for KDE.