Open Source Integrated Hospital Information Management System
Simple and elegant invoicing solution
Free Desktop book-keeping software for small-businesses & freelancers
Open-source pricing and billing infrastructure
Simple Invoicing program for Desktop written in vba and Access
Open Source Openbravo POS convert to Commercial Retail ERP and POS
An Invoicing program for Auto Shops written in vba and MS-Access.
A basic PHP/MySQL/HTML Billing APP. Meant for developers learning.
Free & Open Source Invoice App for Freelancers & Small Businesses
A billing APP for Equipment Sales/Repair Shops written in MS-Access.
Tool to manage canteen, nursery and events registrations of a school.
ALGO GST Billing Software
A super simple way to create & send invoices, receive payments online
Generate professional invoices and business letters directly online
Offline invoicing tool updated with latest GST rules
Building High Quality ERP and Accounting Software for SMB & SME
Baraza Business Management System, a product of Openbaraza
The Open Source Invoice Management Software
Application for tracking customers, clients, accounts, etc. PHP/MDB2
jBilling is a web-based enterprise billing system.
Carting Management System
Captures time & expense by project and account; generates invoice
Seagram Inventory is an open source inventory management application