ActiveMQ Publish and Subscribe

https://www.codenotfound.com/2014/11/jms-publish-subscribe-messaging-example-activemq-maven.html

Spark IM

https://github.com/igniterealtime/Spark

Rocket Chat

https://github.com/RocketChat/Rocket.Chat

https://hub.docker.com/_/rocket.chat/

Cordova HTTPS for iOS for own certificate

https://gist.github.com/jamesmbeams/5155230

Push Notification for iOS App using Firebase

Update Cordova to >7.0.0
Update iOs to > 4.4.0

Remove Platform
Add Platform
Add Plugin (phonegap-plugin-push)
Build

[Issue with cordova-media-with-compression: remove plugin and add again. build. ok]



https://github.com/phonegap/phonegap-plugin-push/blob/master/docs/INSTALLATION.md#ios-details

Java: Firebase Console (Google)

https://github.com/minskybelieve/Pushraven
https://github.com/minskybelieve/java-firebase-fcm-client
https://github.com/minskybelieve/Java-fcm