
Description: Pingrid is a freemium tool that monitors websites and web services by performing automated uptime checks from various global locations. It alerts users via email, SMS, Slack or webhook when a site or service goes down or becomes unresponsive.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: YiXue Chinese Dictionary is a free online Chinese dictionary and translation tool. It allows users to lookup Chinese characters by pinyin or English translations, shows character stroke order, and provides example sentences showing word usage.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API