UpKeep - Upkeep is proven to expedite workflow processes. Keep track of everything you do on a day to day basis with UpKeep!
Kaywa QR Code - Kaywa QR Code is a QR-Code Generator.
BarCodeWiz OnLabel - Barcode and QR Code and Barcode
ZXing Project QR Code Generator - Generate QR Codes.
EZOfficeInventory - Web based Asset Tracking Software
Scanova.io - QR code generator, designer, and campaign management tool.