Based on our record, UMLet 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.
I like Umlet. It is a GUI drawing tool, but is not overbearing. Since I like to abuse the details of UML graphical notation, Umlet lets me type anything in a class "box" I like. Source: about 1 year ago
draw.io - Online diagramming application
IconsExtract - Extract icons and cursors stored in EXE, DLL, OCX, CPL files
StarUML - StarUML
IconViewer - Bot Productions's IconViewer utility allows you to view, copy, and save the icons in a file through its property sheet.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.
IcoFX - IcoFX is an all-in-one solution for icon creation, extraction and editing.