
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: LibreSpeed is an open-source, self-hosted speedtest tool that allows users to easily measure their internet connection upload and download speeds. It provides a simple interface to test bandwidth performance.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API