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 a robust diagramming tool that excels in collaboration and integration, making it ideal for team projects, while Diagram Designer is a lightweight and free option suitable for individual users who need basic diagramming capabilities.