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
Gliffy is primarily focused on diagramming and offers a user-friendly interface with a strong emphasis on collaboration, making it ideal for teams. In contrast, Fluid UI specializes in interactive prototyping, providing comprehensive design tools for web and mobile projects, though it may require more time to learn.