Open Source Point of Sale is a web based point of sale application
Free and Open Source Invoicing, Expenses & Time-Tracking
A pure PHP library for reading and writing spreadsheet files
Firefly III: a personal finances manager
The base version of NexoPOS, which is a web-Based Point Of Sale (POS)
A money and currency library for PHP
Empower your hosting business with FOSSBilling
A self-hosted open source application for managing your invoices
Simple and elegant invoicing solution
Easy work with virtual wallet
Open-source, self-hostable personal subscription tracker
Online Accounting Software
PHP implementation of Fowler's Money pattern
Currency exchange rates library
Kimai is a web-based multi-user time-tracking application
Arbitrary-precision arithmetic library for PHP
LLM-enabled investment tracker that consolidates market performance
Launching the most free educational software in Brazil
Durable workflow engine that allows users to track job status
Get a grip on your finances
Smart - Cash Flow & Financial Management
Open source ERP and CRM web software for business
Rapid Business Information Organizer