Free Desktop book-keeping software for small-businesses & freelancers
Online Accounting Software
SME Accounting package, General Ledger, Debtors, Creditors, Stock
World's best free and open source ERP
Odoo. Open Source Apps To Grow Your Business
Self-hosted AI accounting app. LLM analyzer for receipts
Robust, fast, intuitive plain text accounting tool with CLI
Firefly III: a personal finances manager
An accounting program (not released) and a released invoice program.
Automation of data collection for Beauty Sleep
Free and Open Source Invoicing, Expenses & Time-Tracking
Professional financial tools: 16 sections with text and visual reports
The "Yellow Paper": Ethereum's formal specification
A free shopping cart system
Online accounting system
Open source web spreadsheet
Money fields for Django forms and models
All the characters that work on most terminals
Customer-centric e-commerce on a modern stack
A money and currency library for PHP
Meridian is an MMM framework
Mechanize is a ruby library that makes automated web interaction easy
Apache CloudStack is an opensource Infrastructure as a Service (IaaS)