I've recently been interested in MRZ scanners too, and found some info that might be useful. For document work where you need machine-readable zones, these things really save a lot of time. If you haven't found a suitable option yet, here is a detailed review, which may come in handy: https://ocrstudio.ai/mrz-scanner/

I have been using the MRZ scanner for a couple of months now. It was easy to set up, the main thing is to understand the format of the data it outputs