
Description: Calypso is an open source business analytics and planning software. It allows users to gather, consolidate, analyze, model, and report on data across the enterprise. It helps business users make data-driven decisions with integrated reporting, advanced analytics, and end-user interfaces suited for business users.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: nPOPuk is an open-source desktop email client for Windows. It supports POP3 and IMAP accounts, has basic email features like contacts, calendar, and tasks, and emphasizes privacy and security.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API