Violet UML Editor
6.3#10 in uml modeling softwareFree planFree planWebLinuxmacOSWindows
VisitViolet suits developers, students, teachers, and authors who need straightforward UML diagrams. It may also interest contributors who want to submit changes to an open-source project.
It suits people and teams working with diagrams, software models, agile management, or enterprise architecture. The Free plan is limited to non-commercial use, while paid options include commercial rights.