Based on our record, Diagramo seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Dynamic Draw is portable and runs on Windows. Caligra, Diagramo or Umbrello for Linux. Source: about 3 years ago
SequenceDiagram.org - Clean and fast online sequence diagram tool using scripting and Drag and Drop
Modelio - Modelio is an open source modeling tool supporting natively UML, BPMN and model exchange with XMI.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.
Yakindu Statechart Tools - Discover YAKINDU Statechart Tools – a free statechart tool for the specification and development based on the concept of state machines.
WebSequenceDiagrams - WebSequenceDiagrams is a web-based application that allows the user to use a proprietary language to define sequence diagram.
UML Designer - UML Designer provides a set of common diagrams to work with UML 2.5 models.