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
Calculates income tax form entries, helps do your taxes.
Free and Open Source Invoicing, Expenses & Time-Tracking
A portfolio tracking, analytics, accounting and tax reporting app
SME Accounting package, General Ledger, Debtors, Creditors, Stock
Accounting & Best Practice Business Administration System
A full ERP system - moved to GitHub. See full description for details.
Accounting system for smaller companies written in GnuCobol.
Accounts35.zip is a MS Excel VBA Software of Financial Accounting
jBilling is a web-based enterprise billing system.
Online Accounting Software
Free Invoice & Billing Software for Windows, Linux & Mac
osfinancials accounting and business processing software
Free and Online Accounting Software
Free & Open Source Invoice App for Freelancers & Small Businesses
Free, easy, personal accounting for everyone
Human way of Accounting