Odoo. Open Source Apps To Grow Your Business
Online Accounting Software
Accounting & Best Practice Business Administration System
Online accounting system
Dolibarr ERP CRM is a modern software package to manage your company
Open Source Point of Sale is a web based point of sale application
World's best free and open source ERP
Simple Invoicing program for Desktop written in vba and Access
Open source electronic lab notebook for research labs
All in One PSA for MSPs, which Unifies client, contact, vendor, etc.
Firefly III: a personal finances manager
Free and Open Source Invoicing, Expenses & Time-Tracking
Shopware 6 is an open commerce platform based on Symfony Framework
A money and currency library for PHP
Customer-centric e-commerce on a modern stack
A free shopping cart system
Web application for management of your home inventory and documents
Cloud based program for POS, CRM, Inventory, Workorders, Services
A warehousing module simulation with C language
Accounting system for smaller companies written in GnuCobol.
Open-source business management software
Export data to Tally
POS & Inventory System