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
colombian-citizens
machu-picchu
brs
gpa
vancouver
kiribati
amazon-river
jfk
ljubljana
icn
burgundy
drones
rural
zurich
osaka
air-quality
sao-tome-and-principe
exchange
christmas-island
palestine
tallinja-cards
glasgow
nostalgia
ho-chi-minh-city
mobile-apps
ottawa
french-residents
canadian-rockies
den
wwoof