
Description: Hoodie is an open-source JavaScript library for front-end web development. It provides a simple API and tools for building offline-first web apps by handling data synchronization, persistent storage, and user authentication out of the box.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: RxDB is an open-source, reactive database for JavaScript applications. It is indexedDB/WebSQL under the hood but brings a NoSQL interface with queries, schemas, sync and much more to the front-end browser environment.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API