Manatee Works - Manatee Works offers barcode decoding solutions.
Hidden Bar - A ultra-light MacOS utility that helps hide menu bar icons.
BarCodeWiz OnLabel - Barcode and QR Code and Barcode
Bartender Mac App - Bartender is an award-winning app for macOS that superpowers your menu bar, giving you total control over your menu bar items, what's displayed, and when, with menu bar items only showing when you need them.
CodeREADr - A smart barcode scanner app for fast barcode scanning with the device camera or accessory. Create barcode scanning workflows and sync data in the cloud.
Vanilla - Vanilla is a free Mac app that lets you hide icons from your menu bar.