
Description: Purple Knight is a user-friendly open source word processor and document editor. It has basic word processing features like font and paragraph formatting, spell check, and support for images and tables.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: PingCastle is a free tool that analyzes Active Directory security. It provides actionable advice to improve an organization's security posture by hardening AD against attacks. The tool generates easy-to-understand cybersecurity risk reports.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API