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
winter
vatican-city
myanmar
nuremberg
guangzhou
parks-and-gardens
cozumel
mauritius
venezuela
prg
japanese-citizens
tgd
lake-victoria
extreme-tourism
palestine
business-travel
kyrgyz-citizens
history
dutch-residents
daintree
batumi
curfews
warrants
somali-citizens
oxford
nav
ethiopian-airlines
salvadoran-citizens
kiwi
stopovers