AceMoney!

GnuCash is personal and small-business financial-accounting software, freely licensed under the GNU GPL and available for GNU/Linux, BSD, Solaris, Mac OS X and Microsoft Windows.

HomeBank is a free software. Use it to manage your personal accounts. It is designed to easy to use. Analyse your finances in detail using powerful filtering tools and graphs.

Mint.com is a free web-based personal financial management service for the US and Canada.

Money Manager Ex is a free, open-source, cross-platform, easy-to-use personal finance software. It primarily helps organize one's finances and keeps track of where, when and how the money goes. It is also a great tool to get a bird's eye view of your financial worth.

Free online personal finance software for budgeting and expense management. Track shared expenses, split bills, and debts.

KMyMoney is a personal finance manager for KDE. It enables users of open source operating systems to keep careful track of their personal finance by providing a broad array of financial features and tools.

Grisbi is a personnal accounting application running under GNU/Linux and Windows, released under the GPL licence.

FrontAccounting is a simple, but powerful, system for the entire ERP chain and covers:

The easiest way to track and forecast your wealth - using a calendar. Put all of your income and expenses on a calendar so its easy to see your daily balances, when bills are coming out, get reminders and see where your money is going.

Sleek design. User-friendly layout. New options to help you even more. Who said accounting and financial management have to be difficult?Because Money supports so many different types of accounts, you can neatly capture every detail. Create separate accounts for your bank accounts, cash, credit cards, investments, and loans to balance your accounting with grace.

Gnuaccounting is a Free Java cross-platform accounting and bookkeeping application.