toothlessgear/node-gcm

This is a Node.js library for sending push notifications to Android devices via Google Cloud Messaging (GCM) and its successor Firebase Cloud Messaging (FCM). It provides a simple interface for developers to send data and notifications to mobile apps, with support for features like message priority, time-to-live, and custom payloads. The library is intended for backend developers building systems that need to communicate with Android applications through push notifications.