This is simple Ionic 4 Android app with Firebase Cloud Messaging integration.
Subscribe/unsubscribe to FCM topics and receive the push notifications.
- Ionic 4 (Angular / TypeScript)
- Firebase Cloud Messaging
- Provide your own google-services.json file
- Provide your Firebase project data in src/config/firebase.config.ts file
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Blog post: Simple push notifications app with Ionic 4 and Firebase Cloud Messaging
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Server-side Spring Boot application: spring-boot-fcm-push-notifications