
Description: DownTester is a website monitoring and uptime tracking service that allows users to monitor the status of websites and web services. It checks sites regularly and sends notifications if they go down or become unresponsive.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: OpenSpeedTest is an open source internet speed test tool. It allows users to easily measure network throughput, latency and packet loss, and provides charts to track performance over time.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API