Simple and elegant invoicing solution
Free and Open Source Invoicing, Expenses & Time-Tracking
A basic PHP/MySQL/HTML Billing APP. Meant for developers learning.
Small Business Appliance
Free & Open Source Invoice App for Freelancers & Small Businesses
Invoice and office utilities program for customer managment
Daily expense details manager
Open Source Invoice Programm for Egroupware
Mutasyon is a script can add customer, products, inventory or invoice
Captures time & expense by project and account; generates invoice
Online invoicing, online invoicing solution, web-based invoicing