Finmark - Financial planning software for startups
Poindexter - The easiest way to create financial projections for new business ideas. Quickly determine the profitability of your strategy without using Excel.
Pry Financials - Finance for Founders
Foresight - Financial model templates for startups and investors
BaseTemplates - The easiest way to build your pitchdeck and raise money
GnuCash - A personal and small-business financial-accounting software, licensed under GNU/GPL and available for Linux, Windows, Mac OS X, BSD, and Solaris.