Everything you need to know about Google Wallet- Google Developers Blog

What this post added

Introduced Digital Credentials API for secure digital ID verification via Android Credential Manager, enabling age and legal name/address verification with privacy controls. Expanded pass support on Wear OS devices. Launched Auto Linked Passes, allowing automatic addition of related passes when a user already has an existing pass from the issuer. Enhanced mobile push notifications for the Google Wallet API to notify users of changes to their passes. Added add and delete callbacks, and manual updates to the generic private passes API. Enabled boarding passes from Gmail to be surfaced in Google Wallet via Microdata markups. Introduced client libraries for Google Wallet API on GitHub, distributed via Maven, NPM, etc., for Java, Python, PHP, .NET, JavaScript, Objective-C, Dart, Ruby, Node.js, and Go. Released an official Google Wallet plugin for Flutter on pub.dev. Provided framework integrations for Spring and Quarkus Java applications. Made metrics and analytics available in the Google Pay & Wallet Console.