Ripcord - A desktop chat client for Discord and Slack
One Call Now - One Call Now's message notification delivers automated phone calls, SMS text messages and emails within moments to any group.
Slack - A messaging app for teams who see through the Earth!
OnPage - OnPage critical alert and incident management system enables rapid resolution of critical IT, healthcare or IoT incidents through efficient communication.
Ziggs - Smoothly Share Content Between Devices!
Notifuse - A 1-to-many notification API that's simple to use