Hidden Bar - A ultra-light MacOS utility that helps hide menu bar icons.
Manatee Works - Manatee Works offers barcode decoding solutions.
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.
BarCodeWiz OnLabel - Barcode and QR Code and Barcode
Vanilla - Vanilla is a free Mac app that lets you hide icons from your menu bar.
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.