The Best Open Source Microsoft Visio AlternativesTop Diagram Editors & Mind Mapping Tools like Microsoft Visio

The best open source alternative to Microsoft Visio is draw.io. If that doesn't suit you, our users have ranked more than 100 alternatives to Microsoft Visio and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Microsoft Visio are LibreOffice - Draw, Dia, Excalidraw and Pencil Project.

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Microsoft Visio alternatives are mainly Diagram Editors, but if you're looking for Mind Mapping Tools or Vector Graphic Apps you can filter on that. Other popular filters include Open Source, Free, Diagram Editor, Android Tablet, Windows + Free, Linux and Windows. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Microsoft Visio.
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Alternatives
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Alternatives list

  1. draw.io icon

    draw.io

     1055 likes

    Feature-rich diagram editor offering privacy-focused, ad-free experience with real-time collaboration, offline usage, dark mode, and cloud storage support. No registration required and compatible with various diagram formats, it excels in simplicity by not tracking user data.

    163 draw.io alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Chrome OS
    • Notion
    • Self-Hosted
    • Nextcloud
    • Microsoft SharePoint
    • Flathub
    • Microsoft OneDrive
    • PortableApps.com
    • Google Drive
    • Google Docs
    • Microsoft Teams
    • Google Slides
    • Flatpak
    • Google Sheets
    • GB flagUnited Kingdom
    Use the diagram editor in dark mode. Go to app.diagrams.net/?splash=0&ui=dark
    Good alternative?
     
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    15
  2. LibreOffice - Draw icon

    LibreOffice - Draw

     326 likes

    Draw lets you produce anything from a quick sketch to a complex plan, and gives you the means to communicate with graphics and diagrams. With a maximum page size of 300cm by 300cm, Draw is a an excellent package for producing technical drawings, general posters, and much else.

    106 LibreOffice - Draw alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • PortableApps.com
    • Flathub
    • DE flagGermany
    • European Union flagEU
    LibreOffice - Draw screenshot 1
    Good alternative?
     
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    7
  4. Dia icon

    Dia

     458 likes

    Open-source diagram editor supporting Linux, Windows, Unix, and Mac OS X, with features for constructing entity relationship, UML, flowchart, and network diagrams, customizable with XML-defined shapes, extensibility, and a GTK+-based graphical user interface.

    96 Dia alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
    • FreeBSD
    • Xfce
    • DragonFly BSD
    • NetBSD
    • OpenBSD
    • US flagUnited States
    Dia screenshot 1
    Good alternative?
     
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    2
  5. Excalidraw icon

    Excalidraw

     121 likes

    Excalidraw is an open-source whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them. Available directly online as a web app and also through CodeSandbox to easily see how the code works, and the app is available for self-hosting.

    109 Excalidraw alternatives

    Cost / License

    • Freemium
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Cloudron
    • CZ flagCzechia
    • European Union flagEU
    Excalidraw screenshot 1
    Good alternative?
     
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    1
  6. Pencil Project icon

    Pencil Project

     417 likes

    Pencil is a standalone app that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features.

    80 Pencil Project alternatives

    Cost / License

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
    • VN flagVietnam
    Pencil Project screenshot 1
    Good alternative?
     
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    5
  8. PlantUML icon

    PlantUML

     121 likes

    PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams. The generator can be run anywhere within JVM and integrated with various application such as wiki, text editor, IDE, programming language, documentation generator, and others.

    123 PlantUML alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • Chrome OS
    • FR flagFrance
    • European Union flagEU
    Common PlantUML JAR GUI application that will render text file into image.
    Good alternative?
     
  9. quiver diagram editor icon

    quiver diagram editor

     12 likes

    Efficient web-based tool for constructing high-quality commutative diagrams. Offers LaTeX export with embedded links, intuitive interface supporting both mouse and keyboard inputs, and features like multiple selections, macro support, and smart label alignment.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    • GB flagUnited Kingdom
    quiver diagram editor screenshot 1
    Good alternative?
     
  10. Graphviz icon

    Graphviz

     74 likes

    Graphviz is open source graph visualization software. Graph visualization is a way of representing structural information as diagrams of abstract graphs and networks. It has important applications in networking, bioinformatics, software engineering, database and web design...

    56 Graphviz alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • US flagUnited States
    Graphviz screenshot 1
    Good alternative?
     
  11. Wireflow icon

    Wireflow

     23 likes

    Feature-rich, open-source Wireflow offers a collaborative platform for online creation of complex user flow prototypes. Ideal for team work in UI design, wireframing, and mind mapping, promoting idea sharing in real-time environment aided by modern whiteboard features.

    122 Wireflow alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    • Self-Hosted
    Wireflow screenshot 1
    Good alternative?
     
  12. Apache OpenOffice Draw icon

    Apache OpenOffice Draw

     124 likes

    Draw, part of the Apache OpenOffice suite, is a graphics editor that gives you the tools to communicate with visuals and diagrams. With a maximum page size of 300cm by 300cm, Draw is powerful tool for posters, graphs, charts, and more.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • US flagUnited States
    For technical drawings with integrated graduation function (not available in PowerPoint)
    Good alternative?
     
  13. Umbrello icon

    Umbrello

     41 likes

    Umbrello is a Unified Modelling Language (UML) modelling tool and code generator. It can create diagrams of software and other systems in the industry-standard UML format, and can also generate code from UML diagrams in a variety of programming languages.

    55 Umbrello alternatives

    Cost / License

    Application type

    Platforms

    • Windows
    • Linux
    • Snapcraft
    • Flathub
    • Flatpak
    • DE flagGermany
    • European Union flagEU
    Umbrello screenshot 1
    Good alternative?
     
  14. Kroki icon

    Kroki

     8 likes

    Creates diagrams from textual descriptions! It provides a unified API with support for BlockDiag, BPMN, Bytefield, C4 (with PlantUML), Ditaa, Erd, GraphViz, Mermaid, Nomnoml, PlantUML, SvgBob, UMLet, Vega, Vega-Lite, WaveDrom.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    • Self-Hosted
    Kroki screenshot 1
    Good alternative?
     
12 of 26 Microsoft Visio alternatives