Barcoder
Generate barcodes and QR codes right from your Mac menubar.
5 Alternatives To Barcoder
Kaywa QR Code
Kaywa QR Code is a QR-Code Generator.
KeePassQRCodeView
KeePassQRCodeView is a plug-in for KeePass 2.x which shows QR Codes for entry fields.
QR code render for IPFS
Generator of QR codes based on the distributed network IPFS
QtQR
A Qt GUI (front-end) for python-qrtools that makes creating and decoding QR codes easy.
ScreenTray
A better way to capture, annotate and share screenshots