PKPass

File Format
Name	PKPass
Ontology	Electronic File Formats Coupons and Tickets PKPass
Extension(s)	.pkpass
MIME Type(s)	application/vnd.apple.pkpass

PKPass is the format of tickets, coupons, and loyalty cards used in the iOS Passbook app (and other apps designed to use the format). It is a ZIP-format archive (but using the .pkpass extension instead of .zip) containing JSON-format data along with some PNG-format images. The files within the archive have specific expected names to denote their function.

Links

• Pass file format
• Package structure (gives filenames to be used)
• PKPass class reference
• PassWallet for Android