The biggest difference between the two plugins is the SDK used to recognise the barcodes. The Capacitor Community Barcode Scanner plugin currently uses the ZXing decoder and the Capacitor ML Kit Barcode Scanning plugin uses the ML Kit from Google. Source: about 1 year ago

This is using Excel, but it is still VBA, https://www.youtube.com/watch?v=NIFjw8z__dI they're utilizing a third-party library called ZXing which is available on GitHub https://github.com/zxing/zxing. Source: over 1 year ago

I'm sure it works, but thezxing github project appears in maintenance mode, so I'm not sure I should use it in a new project. Source: almost 2 years ago

PyXing (website here) is supposedly a Python port of the popular Java ZXing library, but the initial and only commit is 6 years old and the project has no readme or documentation whatsoever. Source: about 2 years ago

In previous article, we discussed how to construct a command-line barcode and QR code scanning application using Java and Dynamsoft Barcode Reader. In this article, we will create more fancy applications, such as a desktop GUI application and a web application. In addition, we will import ZXing SDK to make a comparison with Dynamsoft Barcode Reader. - Source: dev.to / about 2 years ago

This plugin. https://notificationx.com/ however never used it. Source: about 3 years ago