
Description: RabbitMQ is an open source message broker that implements the Advanced Message Queuing Protocol (AMQP). It is designed to receive, route and deliver messages between applications flexibly, reliably and at scale.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: ØMQ (also known as ZeroMQ) is an open-source messaging library that provides a flexible lightweight abstraction for distributed and concurrent applications. It offers a socket API for building fast and efficient asynchronous message-based applications.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API