
Description: Gravity is a feature-rich Twitter client for Mac that allows you to customize multiple columns and views, schedule tweets, analyze tweet performance with analytics, and more. It has a clean, minimalist interface optimized for power users.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: MetroTwit is a free, open-source Twitter client for Windows 8. It provides a clean, touch-friendly interface designed specifically for the Windows 8 'Metro' design language. Key features include support for multiple accounts, customizable themes, inline media previews, and configurable Live Tiles.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API