
Description: Metal for Facebook is a third-party Facebook client app for iOS and Android that offers an alternative interface and feature set to the official Facebook app. It aims to provide a faster, cleaner, and more customizable Facebook experience.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Plus for Facebook is a browser extension that enhances the Facebook interface and experience for users. It adds features like themes, notifications, shortcuts, and quality-of-life improvements to make Facebook easier and more enjoyable to use.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API