Free and Open Source Invoicing, Expenses & Time-Tracking
Kimai is a web-based multi-user time-tracking application
Accounting & Best Practice Business Administration System
Profesionalna integracja z Krajowym Systemem e-Faktur (KSeF)
Simple application to capture and report on Mitel SMD data
Small Business Appliance
Educational payroll Web APP, and PDF book, for learning PHP/MySQL
Educational payroll Web APP, and PDF book, for learning PHP/MySQL
How Programmers Can Earn Pocket Money Elegantly, Version 2.0
Educational payroll Web APP, and PDF book, for learning PHP/MySQL
Weberp中国本地化项目
Open Source Microfinance Suite
Sample/Actual payroll program/book in PHP and MySQL
FreelancerBooks -Project Management for Freelancers and Agencies
Invoice and office utilities program for customer managment
Sample payroll program/book in PHP and MySQL
PHP Stock Inventory Management System - POS
A complete invoice managment solution for Elastix PBX
Free Solutions for you
Programa - web-php para gestionar facturas en base de datos mysql.
Free web-based invoicing primarily for Finnish companies
moved to github: https://github.com/malkusch/bav
Keep track of all your job costs, make sure you don't lose money