
Description: WebPageTest is an open-source website performance testing tool. It allows users to test website load speeds from different locations around the world and provides performance metrics like First Contentful Paint, Speed Index, and Time to Interactive.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Pingdom is a website monitoring and speed test tool that analyzes page load times and performance. It offers uptime monitoring, page speed insights, web performance results over time, and alerts.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API