Visual Paradigm Alternatives for Mac OS X

Lucidchart is a leading web-based diagramming software that empowers individuals and teams to create complex visual representations of ideas, systems, and processes. It offers extensive shape libraries, real-time collaboration features, and seamless integration with popular productivity tools, making it ideal for flowcharts, UML diagrams, wireframes, and more.

Dia is a free and open-source diagramming software suitable for creating a variety of diagrams including flowcharts, UML diagrams, and network layouts.

PlantUML is an open-source tool that allows users to generate a wide variety of UML and other diagram types from a simple human-readable text description. It supports sequences, use case, class, activity, component, state, object, deployment, timing diagrams, and more, making it accessible and efficient for technical documentation and visualization.

Edraw Max is a powerful, all-in-one diagramming software for creating professional diagrams, charts, floor plans, network diagrams, and much more. It offers a vast library of templates and symbols for various industries, facilitating efficient visual communication and project planning for individuals and teams.

StarUML is a robust modeling platform supporting a wide range of diagrams including UML, SysML, and BPMN. It offers powerful features for software engineering, data modeling, and business process modeling.

Umbrello UML Modeller is a comprehensive, free, and open-source UML diagram tool. It provides robust capabilities for creating a wide range of UML and other modeling diagrams, supporting developers and designers in visualizing complex systems.

UMLet is an open-source, Java-based UML modeling tool designed for both educational purposes and rapid creation of UML diagrams. It supports a wide range of diagram types and offers good integration with popular IDEs.

Nevron Draw is a comprehensive diagramming software designed to help users create professional-looking diagrams, flowcharts, floor plans, and more. It offers a rich feature set, collaborative capabilities, and extensive export options for various diagramming needs.