Verifying a passport or ID card on a phone usually means reading the Machine-Readable Zone (MRZ) at the bottom of the document. The MRZ encodes the holder’s name, document number, nationality, and dates in a fixed format that OCR alone cannot reliably parse — you need a recognizer trained on...

Scanning barcodes in an Expo app usually means installing a React Native plugin that wraps some native decoder. This sample takes a different route: the native bridge is written by hand inside the app as a local Expo module, so the app talks directly to the Dynamsoft Capture Vision native...