
Description: deepstream.io is an open-source realtime data store that provides fast data synchronization and messaging between browser clients, mobile apps, and backends. It allows building realtime apps without needing to manage infrastructure or write complex networking code.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: FeathersJS is an open source framework for building REST APIs and real-time applications. It provides structure and organization for web applications by bundling services with hooks, making it easy to connect to databases and manage authentication.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API