ZXing Project QR Code Generator - Generate QR Codes.
qurify - Online QR Code generator with some advanced settings and print queue.
Kaywa QR Code - Kaywa QR Code is a QR-Code Generator.
ConnectUpz - Helping service businesses to connect and grow your customer base by becoming part of of a larger ecosystem.
Scanova.io - QR code generator, designer, and campaign management tool.
Online Barcode Generator - The world's most capable barcode generator. Easily create any barcode in EPS, PNG or JPEG format.