GitHub - dm77/barcodescanner: Barcode Scanner Libraries for Android
QR Code Scanner - Barcode Scanner for Android | DigitalOcean
Kotlin Android Qr Code | Barcode Scan Using Mobile Vision API - YouTube
Amazon.com : NETUM QR Code Scanner, Mini Barcode Scanner Bluetooth Compatible, Small Portable USB 1D 2D Bar Code Scanner for Inventory, 2.4G Cordless Image Reader for Tablet iPhone iPad Android iOS PC
Android, How to read QR code in my application? - Stack Overflow
kotlin - Android - how to change barcode scanner view size? - Stack Overflow