An open source financial switch to make payments fast
Free and Open Source Invoicing, Expenses & Time-Tracking
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Open-source, self-hostable personal subscription tracker
Source code of the recurrent donations platform Liberapay
Simple and elegant invoicing solution
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Cclite Alternative Currency Software
Open-source plugin connector for Emjysoft Gestion Locative v22+
Free Invoice & Billing Software for Windows, Linux & Mac
Ultimate Zero-Budget Revshare Solution for Indie Teams
uniCenta oPOS - dynamically evolving POS project
KhadashPay is my attempt to build a payment system from scratch.
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Fullstack open source Invoicing application made with MongoDB
Free & Open Source Invoice App for Freelancers & Small Businesses
Membership management software
Red Cherries Accounting is a web based accounting software solution.
A framework agnostic, multi-gateway payment processing library
Stability POS software, Free soft develop from Openbravo POS
Bitcoin BitcoinCash Litecoin DASH BTC Payment API - PHP Wordpress ASP
ALGO GST Billing Software
NotrinosERP Human Resource Management Module