
Description: MistServer is an open-source, lightweight MQTT server designed for IoT and embedded devices. It provides a simple yet powerful MQTT broker with low resource usage, high scalability, and high performance.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Multicat is a free and open source file sharing application. It allows users to create sharable folders that others can upload and download files to. It has features like password protection, expiring links, and transfer limits.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API