Simple and elegant invoicing solution
Laravel Cashier provides an expressive, fluent interface to Stripe
Empower your hosting business with FOSSBilling
PHP Payment processing library
Open-source, self-hostable personal subscription tracker
Dolibarr ERP CRM is a modern software package to manage your company
Free and Open Source Invoicing, Expenses & Time-Tracking
A self-hosted open source application for managing your invoices
Self-hosted alternative to Heroku
Modern open-source time-tracking app
Laravel package to generate PDF invoices from customizable parameters
Linux-Based Billing And Business Application Server For FREE use.
Multi-purpose proxy service management system
Software für die Tierarztpraxis - PMS - Praxismanagementsystem
advanced polymorphic chronometer
Quality based Open Source Project Organiser.
Student Information System for school management and communication
Get latest Edition here: http://www.openqrm-enterprise.com.
Hotel Property Management with OTA channel support.
IzzySales is a free web application to manage Sales, Orders, Stock
A basic PHP/MySQL/HTML Billing APP. Meant for developers learning.
A full-featured Laravel package for aiding in Shopify App development