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
OmniGraffle is a powerful diagramming tool with extensive shape libraries and high-quality rendering, but it is more expensive and has a steeper learning curve. In contrast, Gliffy offers a user-friendly experience with real-time collaboration and cloud accessibility, making it suitable for teams on a budget.