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