The free and Open Source productivity suite
Personal and small-business finance manager
ERP Server
Calculates income tax form entries, helps do your taxes.
Financial Derivatives Calculator with 168+ Models (Options Calculator)
Secure Trading Client for most popular Bitcoin exchanges
Free, easy, personal accounting for everyone
C++ library for creating XLSX files for MS Excel 2007 and above.
Premium Markets is an automated financial technical analysis system.
Accounting & Best Practice Business Administration System
PHPawn is a web-based and visual basic pawnshop program.
Personal finance app to keep track of cash, income, expense and budget
Open-Source Project for Credit Risk Modeling
Finance library for C++
A barcode library/module for python.
Simple budget manager for your needs.