
Description: Umbrello is an open source Unified Modeling Language (UML) diagramming tool and code generator. It supports UML diagrams like class diagrams, use case diagrams, sequence diagrams, state machine diagrams and more. Umbrello helps developers design and document software applications and systems.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: UMLGraph is an open-source Java tool that takes text written in a simple graph format and renders it into a UML diagram. It supports class diagrams, use case diagrams, object diagrams, state diagrams, component diagrams, deployment diagrams and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API