fcm

📲 Firebase Cloud Messaging toolbox

A JVM library for sending push notifications via Apple Push Notification service (APNs) and Firebase Cloud Messaging (FCM).

NudgeOn Android SDK for identity, event tracking, and mobile push, built in Kotlin.

OneSignal makes engaging customers simple and is the fastest, most reliable service to send push notifications, in-app messages, SMS, and emails. This plugin makes it easy to integrate your native Android or Amazon app with OneSignal. https://onesignal.com

Know if your push notifications really land

Push notifications, in-app inbox and click tracking for Android — zero dependencies beyond firebase-messaging.

Cross-platform CBU lost-and-found for Android and web with Firebase, Cloudflare Workers, Cloudinary, claims, private chat, notifications and moderation.

Rustore SDK Universal Push Example

시장화재알리미 Frontend | Kotlin 기반 전통시장 화재 안전 관리 Android 애플리케이션

Register and receive push notifications

Modern chat/social Android app, progressively migrated from Java to Kotlin with Jetpack Compose + Material 3, MVVM, and Firebase (Auth/RTDB/Storage/FCM).

📞 CallKit + Core-Telecom for React Native + Expo. A modern react-native-callkeep alternative.

SIP-софтфон для Android на liblinphone + Jetpack Compose (звонки/видео, чат, presence, push через FCM)

Zad El Momen is a modern Islamic Android app providing Quran with Tafsir, accurate prayer times, Qibla direction, Azkar, and Azan alerts .

Интерактивный вишлист для парочек: Android на Jetpack Compose и админ-панель на React

Backend for Signus, a couple communication app using a traffic-light model. Built with Kotlin, Ktor, WebSockets and FCM fallback notifications.

Android app for Signus, a private and discreet tool to help couples communicate intimacy availability using a traffic-light model.

An offline-first realtime chat application featuring instant message updates, FCM, push notifications, and support for media attachments.

Receive ZNotify messages on Android devices.

Android job-alert app with a Python poller backend — aggregates postings from Adzuna, RemoteOK, WeWorkRemotely, Remotive and Telegram, dedupes them, and pushes matches via FCM on a 15-minute GitHub Actions cron.