Browse free open source Accounting software and projects for Linux below. Use the toggles on the left to filter open source Accounting software by OS, license, language, programming language, and project status.
Personal and small-business finance manager
Open source ERP and CRM web software for business
uniCenta oPOS - dynamically evolving POS project
Free Desktop book-keeping software for small-businesses & freelancers
Free and Open Source Invoicing, Expenses & Time-Tracking
Accounting & Best Practice Business Administration System
Free & Open Source Invoice App for Freelancers & Small Businesses
A full ERP system - moved to GitHub. See full description for details.
Enterprise project management replacement for Project Server
Online Accounting Software
Calculates income tax form entries, helps do your taxes.
jBilling is a web-based enterprise billing system.
A super simple way to create & send invoices, receive payments online
The Open Source Invoice Management Software
GAzie è un software gestionale (ERP) multiazienda
Free PHP Codeigniter Expense Manager (management) Script