
Description: Crier.io is an open-source alternative to Intercom. It is a customer engagement and support platform that allows companies to communicate with customers across multiple channels like email, chat, and social media from one centralized inbox.
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 service that checks uptime, performance, and speed of websites. It provides real-time alerts, detailed uptime and performance reports, and analytics on website issues.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API