
Description: emitter.io is an open-source real-time messaging service for connecting online devices. It enables real-time data streaming between clients via TCP and WebSocket protocols. emitter.io is lightweight, scalable, and optimized for speed.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: BackendLab is an open-source backend-as-a-service platform that allows developers to quickly build, deploy, and scale backend services and APIs without managing infrastructure. It handles computing resources, databases, storage, APIs, auth, serverless functions, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API