
Description: SendBird is a chat and messaging platform that allows developers to easily add real-time messaging functionality to mobile apps and websites. It handles scalability and backend infrastructure so developers can focus on the user experience.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: MQTTCHAT is an open source, cross-platform MQTT client that allows you to connect to MQTT brokers and publish/subscribe to topics. It has a simple interface for sending and receiving messages.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API