
Description: isUp is a free, open-source website monitoring tool that allows users to monitor the status of websites and servers. It checks if sites are up or down and sends notifications if there are any issues detected.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Uptime Kuma is an open source self-hosted monitoring tool that allows you to monitor your websites and applications from your own server. It checks that your services are up and sends you alerts if they go down.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API