
Description: Passerine is an open-source Twitter client for Linux, Windows, and Mac operating systems. It provides a user-friendly interface for tweeting, following other users, and managing Twitter timelines.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: SimilarSites is a website and browser extension that suggests alternative websites that are similar to the one you are currently visiting. It analyzes website content and functionality to find sites that provide comparable services.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API