@Jimmycrackcrack catima can save anything with a barcode, nice app:
https://f-droid.org/packages/me.hackerchick.catima
@boredsquirrel KeePassXC can export to CSV format, you could then diff those
@Jimmycrackcrack catima can save anything with a barcode, nice app:
https://f-droid.org/packages/me.hackerchick.catima