Free and Open Source Invoicing, Expenses & Time-Tracking
Accounting system for smaller companies written in GnuCobol.
Open source ERP and CRM web software for business
Free Invoice & Billing Software for Windows, Linux & Mac
Accounting & Best Practice Business Administration System
Accountant's Friend - General Ledger Ver 7b Beta
The Free & Popular Akaunting Web Software in Complete Virtual Machine
FreelancerBooks -Project Management for Freelancers and Agencies
Free PHP Codeigniter Expense Manager (management) Script
its complete accounting system for small scale manufacturing companies
Mutasyon is a script can add customer, products, inventory or invoice
Software platform