Free Web-based OmniGraffle Alternatives

OmniGraffle is not available as a web app but there are plenty of alternatives that runs in the browser with similar functionality. The best free Online alternative is draw.io, which is also Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to OmniGraffle and many of them are free and available as a web app so hopefully you can find a suitable replacement. Other interesting free Online alternatives to OmniGraffle are Penpot, Excalidraw, yEd Graph Editor and Xmind.

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Alternatives list

  1. draft1.ai icon
     Like

    Generate diagram-rich reports and documents, instantly. Generate software architecture diagrams, network diagrams, UML diagrams, cloud diagrams and many more!

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
     
  2. Zen Flowchart is the simplest tool to create flowcharts, org charts, process charts, sitemaps, and more. With a minimal and intuitive user interface, creating diagrams with Zen Flowchart is very easy and delightful.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  3. Vecta icon
     10 likes

    Vecta is a cloud-based collaborative diagramming tool that boosts productivity and increase effectiveness for team communication.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
     
  4. IYOPRO icon
     8 likes

    IYOPRO, Improve your Processes, is a professional online BPM and workflow system that utilizes the BPMN 2.0 standard.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
     
  5. Diagramiq icon
     Like

    Diagramiq is an online app for creating Flowcharts, UML, BPMN, Network Diagrams, Decision Trees and more. It's blazing fast, intuitive and it has a wide-range of predefined shapes to get you started.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
     
  6. Graphity icon
     4 likes

    Graphity is a diagram editor that can be used to quickly and effectively generate drawings and to apply automatic layouts to a range of different diagrams and networks.

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
     
  7. Fluid UI icon
     16 likes

    Fluid UI is the fastest mobile app prototyping tool available. Design and test your low and high fidelity app mockups on a mobile device with ease. Simple and UX oriented, this UI tool helps unlock creativity and will save your team time and money while gathering app...

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  8. PathVisio icon
     8 likes

    PathVisio is a free open-source pathway analysis and drawing software that allows drawing, editing and analysing biological pathways.

    70 PathVisio alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
     
  9. Theory Maker icon
     3 likes

    Theory Maker is a free web app by Steve Powell for making any kind of causal diagram, i.e. a diagram which uses arrows to say what contributes to what. You make the diagrams just by typing the names of the elements (called variables) in a structured way into a (resizeable)...

    Cost / License

    • Free
    • Open Source

    Platforms

    • Online
     
  10. Holori icon
     1 like

    Holori diagramming tool helps DevOps and Cloud Architects design their architecture, estimate its cost and turn their dreamed architecture into a live infrastructure.

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Platforms

    • Online
     
  11. PlantText icon
     6 likes

    The PlantText tool is an online tool for quickly creating UML (Unified Modeling Language) diagrams. Unlike most tools, PlantText can build diagrams without the use of a mouse because it is based on PlantUML markup language.

    74 PlantText alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • PlantUML
     
  12. WebGraphviz is Graphviz in the Browser.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
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