We can change the diagram background color, but not the editor's background color. So, it would be perfect to add this feature.

Add Collaboration Diagram from Sequence Diagram

I currently have a list of Classes and It's attributes in MS Excel and am unable to bulk create classes and also unable to bulk add attributes to a class.

Having this feature could save hours of time creating a conceptual model in the tool.

Thank you!

I use it for my AppImageProjects. you can bundle appimageupdate within your app, by using that the appimage can become selfupdateable

Any chance of a spell checker being added?

StarUML lacks any extension for the up-and-coming Rust programming language. There are several large scale corporations (many StarUML costumers) that are migrating Java and C++ to Rust.

XMI export works well and includes classes, and the complete set of states from a state machine. But Notes are not included for unclear reason. Please include them in the export.

The SVG-Files that make up the diagrams in the html-export are named cryptically. they should be named like the diagram (or similarly if the diagram name contains characters unsuitable for filenames)

Class method names are restricted to alphanumeric as far as parsing / code generation is concerned. Being able to define == or != or < would be useful, as is common in C++. You can do it in the editor on the right, but then it cannot be parsed, and any arguments you put there will not be linked to actual types (so changing the name of the type will not update it in the method).

I find window position behavior very unintuitive in MacOs. I work around around it by repeatedly resizing and clicking locations at top of the frame until the window moves.

Problems when start application as it is not displayed correctly and it does not allow to move the window.

建议加入中文，英文，日文和其他主流语言的语言包

Hi. I can translate the program into the Spanish language

The current DFD is not suitable for threat modelling as it does not have trust boundaries. Also, it would be great if the DFD for threat modelling would use common symbols. For example see the DFD here: https://threatmodeler.com/data-flow-diagrams-process-flow-diagrams/

There could be an easier way to move around the diagram, for example when pressing a key the   The mouse would become a "hand" that would he