How to increase Push Notification Delivery Rate in Android?
android - Firebase Cloud Messaging replaced the server keys with Tokens for sending notifications/messages - Stack Overflow
Push notifications
GitHub - lmoroney/fcm-app-server: Simple App Server for Firebase Cloud Messaging
Using FCM
Push Notifications - Android
Android Developers Blog: Notifying your users with FCM
Firebase Cloud Messaging
GitHub - carlosCharz/fcmxmppserver: XMPP Connection Server for FCM
Building a Firebase Cloud Messaging App (Part One) - DZone
Firebase Cloud Messaging (FCM) Troubleshooting Guide – Airship Support
Setting Up Firebase Cloud Messaging for Android - TechMagic
Android Firebase Messaging-7| How to Send FCM Messages using FCM REST API from App Server|U4Universe - YouTube
End-to-end Push Message Test with Firebase Cloud Messaging | by Josef Raska | ProAndroidDev
Alex Xu on Twitter: "Steps 1 - 2: When the client app starts for the first time, the client app sends credentials to FCM, including Sender ID, API Key, and App ID.
Firebase Cloud Messaging - Xamarin | Microsoft Learn
Firebase Cloud Messaging - Xamarin | Microsoft Learn
Google Cloud Messaging | CodePath Android Cliffnotes
Push Notifications
Send push notifications from Spring Boot server-side application using FCM - Mestwin Blog
Set up push notifications for FCM | Chat Android SDK | Sendbird Docs
Firebase Cloud Messaging - Xamarin | Microsoft Learn
Push Notifications - Device activation and subscription
Web FCM Authorization Key
Handle FCM messages on Android
