I'm looking for a free software to draw UML interaction overview diagrams. Free as in speech would be preferred, but free as in beer will do fine as well.

  • have a look at plantuml and see what it can do for you (plantuml.com)
    – albert
    Commented Jun 24, 2019 at 13:54
  • Unfortunately PlantUML does not support interaction overview diagrams, but I already found a solution.
    – 303
    Commented Jun 24, 2019 at 14:10

1 Answer 1


Papyrus supports UML interaction overview diagrams and is free as in speech.

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