
Description: PlantUML is an open-source tool for creating UML diagrams from plain text. It supports all standard UML diagrams like use case diagrams, class diagrams, sequence diagrams, etc. PlantUML allows users to write simple textual descriptions which are then transformed into UML diagrams.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Textografo is a free online text editor and word processor. It provides basic editing and formatting features for writing documents and articles, but lacks more advanced features like change tracking or collaboration tools.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API