
Pencil Project
Pencil is a standalone app or Firefox extension that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features.
Violet is a UML editor with these benefits: Very easy to learn and use. Draws nice-looking diagrams. Completely free. Cross-platform. Violet is intended for developers...
Violet is a UML editor with these benefits: Very easy to learn and use. Draws nicelooking diagrams. Completely free. Crossplatform. Violet is intended for developers, students, teachers, and authors who need to produce simple UML diagrams quickly.
uml uml-diagrams uml-modeling