
Description: PSPP is a free, open source alternative to IBM SPSS Statistics. It is designed to provide statistical analysis capabilities similar to SPSS with an intuitive graphical user interface. PSPP supports common statistical procedures like descriptive statistics, hypothesis testing, regression, and more.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: EasyTab is a free and open-source guitar tablature editor for Windows. It provides a simple interface for creating, editing, printing and listening to guitar tab files. Some key features include MIDI playback, MIDI import/export, PDF export, and audio playback.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API