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
Calculates income tax form entries, helps do your taxes.
A full ERP system - moved to GitHub. See full description for details.
Free and Open Source Invoicing, Expenses & Time-Tracking
Accounting & Best Practice Business Administration System
Online Accounting Software
Free & Open Source Invoice App for Freelancers & Small Businesses
Free Invoice & Billing Software for Windows, Linux & Mac
A super simple way to create & send invoices, receive payments online
Enterprise project management replacement for Project Server
Free, easy, personal accounting for everyone
Accounting system for smaller companies written in GnuCobol.
Personal Finance and Accounting
The Open Source Invoice Management Software