Browse free open source Accounting software and projects 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
SME Accounting package, General Ledger, Debtors, Creditors, Stock
Free and Open Source Invoicing, Expenses & Time-Tracking
Accounts32.zip is a MS Excel VBA Software of Financial Accounting
Calculates income tax form entries, helps do your taxes.
Accounting & Best Practice Business Administration System
Online Accounting Software
Free & Open Source Invoice App for Freelancers & Small Businesses
Human way of Accounting
Free, easy, personal accounting for everyone
A full ERP system - moved to GitHub. See full description for details.
Enterprise project management replacement for Project Server
A super simple way to create & send invoices, receive payments online
The Open Source Invoice Management Software
osfinancials accounting and business processing software
Personal Finance and Accounting