Pushbullet - Pushbullet - Your devices working better together
DeskCon - DeskCon integrates your Android Device in the Desktop.
Pushover - Real-time notifications on your Android, iPhone, iPad, and Desktop
Gotify - a simple self-hosted server for sending and receiving messages
DeviceConsole - Progressiv Web App that allow you to register many devices linked to one Google account and push...
AirMore - AirMore is a cross-platform toolset that can help you manage any Android device wirelessly.