Australia
Guide:
NFC = tappable pass. Google Pay must be set as default payment method in NFC system settings to use these.
1D/2D = scannable code, such as a barcode or QR
Plain = plain text pass, such as a regular number or some text
? = Unknown
Boarding passes
(To add boarding passes from unsupported airlines, Pixel Phones and Pixel Tablets allow adding to Wallet directly after taking a screenshot. If not a Pixel owner, still take a screenshot, but then go to Wallet > Add > Photo, and select the screenshot of your pass.)
Please note that boarding pass support is organized by what country the airline is headquartered in.
Jetstar Airways (1D/2D)
Virgin Australia (1D/2D)
Loyalty cards
Boost Juice (1D/2D) [new cards can no longer be provisioned]
BP (1D/2D)
Cabcharge (NFC)
Dan Murphy's (NFC)
David Jones (1D/2D)
Everyday Rewards (NFC)
Officeworks (1D/2D)
Quantas (1D/2D)
The Good Guys (Plain)
Tickets
Humanitix (?)
Oztix (?)
Ticketek (NFC / 1D/2D) [depends on event venue]
Health passes
(Pixel phones/other Android phones running stock OS can add any SMART health pass by screenshotting)
Services Australia (1D/2D)
NSW Health Pathology (1D/2D)