Linux · Developer Tools
UMLet
Free UML Tool for Fast UML Diagrams
by umlet
Official site: flathub.org
About UMLet
UMLet is an open-source UML tool with a simple user interface: draw UML diagrams fast, export diagrams to eps, pdf, jpg, svg, and clipboard, share diagrams using Eclipse, and create new, custom UML elements.
NOTE: This is an unofficial package based on the official zip-file releases from www.umlet.com.
How to install UMLet
- Click Download — the developer's official website opens in a new tab.
- Download the latest version there and run it. Choose Custom/Advanced where offered, and skip any bundled extras.
- Prefer the command line? With Flatpak you can install and update it with: flatpak install flathub com.umlet.Umlet
- Open UMLet once it finishes installing.
Frequently asked questions
Is UMLet free to download?
Yes. The Download button sends you to flathub.org, the developer's official site, where UMLet is available to download. Flatnic doesn't host or modify any files.
How do I install UMLet from the command line?
With Flatpak, run: flatpak install flathub com.umlet.Umlet. This installs it from the official source and keeps it updated.
Is UMLet safe?
UMLet downloads directly from the developer. As always, scan the installer with your antivirus and choose Custom setup to skip any bundled extras.