The QR Code Generator - Free Online QR Code Generator to make your own QR Codes. Supports Dynamic Codes, Tracking, Analytics, Free text, vCards and more.
FusionInvoice - Self hosted invoicing for freelancers and small businesses
Offline QR Code Generator - A browser add-on that allows you to quickly generate a QR code offline with the URL of the open tab...
Invoice Ninja - Invoice Ninja is a free, open-source solution for invoicing and billing customers.
Uniqode - Uniqode: Revolutionizing QR Codes, Simplifying Solutions.
Bahaquote - Bahaquote offers complete online invoicing and billing software designed to seamlessly integrate with any business.