Simple budget planer for daily home expenses.
jBilling is a web-based enterprise billing system.
Simple Aplikasi Hotel Management System
Web based easy POS system written in PHP with MySQL database
TuShare is a utility for crawling historical data of China stocks
Shows how Money is created, interest side-effects and solutions
An other free stock market software in C++/Python
Open-source complex-event based trading engine
Captures time & expense by project and account; generates invoice
Bill system. Simple, fast, powerful
Stock Analysis Program
Sistema para la Gestión de las Aplicaciones de FUNDACITE Sucre
Gestión Contable y Administrativo de Clientes
Technical indicators in Python
Portfolio Management System built with only open source tools