Apple Push Notifications using the HTTP/2 Provider API

EventMachine-driven Apple Push Notifications Sender daemon

mame apns

Library to push messages using APNS and FCM

A distributed Apple Push Notification Service (APNs) provider developed for hosting multiple projects.

Professional grade APNs and GCM for Ruby with Rails 2 compatibility

Client for uniqush-push server for push notifications using GCM, APNS and others http://uniqush.org/

Thread-safe, multi-application APNS client

Powerful, simple, stateless, multi-threaded push notification service API for APNS and Google GCM!