QR Code Generator For Developers - A quick API to generate QR codes in your apps
Visualead - Visual QR code generator
Uniqode - Uniqode: Revolutionizing QR Codes, Simplifying Solutions.
QR.io - Generate fully customized QR Codes, with color shape & logo
QR Code Payments - Cashless transactions for your business
Logaster Online BrandMaker - Create your corporate style instantly online within 5 min.