UMLet might be a bit more popular than JavE. We know about 1 link to it since March 2021 and only 1 link to JavE. 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 use JAVE. It's not the best, but it's good for tracing pictures since it has a watermark feature. Source: almost 3 years ago
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: almost 1 year ago
asciiflow - Infinite ASCII diagrams, save to Google Drive, resize, freeform draw, and export straight to text/html.
draw.io - Online diagramming application
Playscii - Full-featured ASCII art and graphic editor and game creation tool
StarUML - StarUML
PabloDraw - PabloDraw is an Ansi/Ascii text and RIPscrip vector graphic art editor/viewer with multi-user capabilities.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.