JetUML

GitHub release License: GPL v3 GitHub contributors GitHub all releases GitHub Repo stars 0 dependencies!

A simple free and open-source UML editor. JetUML supports sketching software design ideas quickly and with a minimum of hassle. Diagrams can be exported to popular image formats and copied to the system clipboard for integration with other tools.

JetUML Class Diagram

Download the application from the latest release page and see the installation guide. Please consider supporting the project by starring this repo and by writing an endorsement.

Endorsements

I do a fair bit of modeling with some commercial tools which can be quite heavyweight. Whenever I need to quickly sketch out a design before writing code I prefer JetUML in most cases. — Randall Hudson, Mitre Corporation

Documentation