I recently downloaded a boarding pass wallet to my phone and it's able to generate 4 different types of barcodes, the normal Aztek and PDF417 but also QR and Da
seychelles
air-travel
peruvian-citizens
thalys
mosques
pyrenees
antwerp
great-circle-route
scandinavia
afghanistan
tap-portugal
chinese-citizens
travel-agency
south-africa
melbourne
deception
wlg
tajikistan
us-citizens
bsl
cairns
denver
indian-railways
eu-id-card
india
nagorno-karabakh
iraqi-kurdistan
connecting-flights
honolulu
maui