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 and Open Source Invoicing, Expenses & Time-Tracking
Free Desktop book-keeping software for small-businesses & freelancers
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.
A super simple way to create & send invoices, receive payments online
Calculates income tax form entries, helps do your taxes.
Online Accounting Software
Enterprise project management replacement for Project Server
jBilling is a web-based enterprise billing system.
The Open Source Invoice Management Software
Captures time & expense by project and account; generates invoice
GAzie è un software gestionale (ERP) multiazienda
A trading platform including ERP, CRM, and accounting