
Description: ArgoUML is an open-source UML modeling tool written in Java. It supports all standard UML diagrams like use case, class, sequence, state machine, activity, etc. ArgoUML can export diagrams to multiple formats and generate code stubs from UML class diagrams.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: StarUML is an open-source UML modeling tool for software developers. It supports all standard UML 2.x diagrams and can generate code frameworks. StarUML runs on Windows, Linux and Mac OS.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API