Gliffy is software for diagramming via a HTML5 cloud-based app. It is used to create UML diagrams, floor plans, Venn diagrams, flowcharts and various other kinds of diagrams online. Developed by Gliffy, Inc.
License: Freemium
PlantUML is a code-based diagramming tool favored by developers for its flexibility and customizability, while Gliffy is a user-friendly diagramming application that excels in collaboration and template options. The choice between them depends on the user's technical proficiency and specific diagramming needs.