
Description: Liszt is a free, open-source spreadsheet program similar to Microsoft Excel. It offers basic spreadsheet functionality like data entry and calculations in cells, graphing and charting capabilities, formatting options, and the ability to import/export data files.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Papaya is an open-source medical image viewing and analysis software. It allows users to view, analyze, and process medical images like MRI and CT scans in a desktop application. Features include 3D viewing, ROI measurements, and plugins.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API