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Plugin that enables an application to access the push notifications capabilities of the users device using OneSignal service. Unlike other solutions like Pushwhoosh, OneSignal is free, totally free. Pricing you just can't beat. No limits on devices, notifications, or integrations. Seriously. You need to create an account at http://www.onesignal.com. To learn how to use the component look here in the forge the application OneSignal Demo (http://www.outsystems.com/forge/component/1698/onesignaldemo/).

Demo to show how to use OneSignal Plugin. To download OneSignal plugin go to: https://www.outsystems.com/forge/component/1697/OneSignal+Plugin/

With CM’s Hybrid Messaging Plugin your mobile apps can receive Push notifications while receiving SMS if the user is offline. The plugin comes with a complete user registration process and a notification inbox.
When using this plugin in a mobile application, it will be possible to send messages to the mobile users using push notifications or SMS depending on which channel is available at the moment as well as letting the users retrieve messages sent to them in the past using a convenient mailbox-like API.

Sample application for Pushwoosh Web Notifications.