Web-based PlantUML Alternatives

There are many alternatives to PlantUML as a web app if you are looking for a replacement. The best Online alternative is draw.io, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to PlantUML and loads of them are available as a web app so hopefully you can find a suitable replacement. Other interesting Online alternatives to PlantUML are Excalidraw, yEd Graph Editor, Lucidchart and Mermaid.

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Alternatives list

  1. draw.io icon

    draw.io

     1027 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.

    143 draw.io alternatives

    Cost / License

    Application types

    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
    Use the diagram editor in dark mode. Go to app.diagrams.net/?splash=0&ui=dark
     
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  2. Excalidraw icon

    Excalidraw

     111 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.

    95 Excalidraw alternatives

    Cost / License

    • Freemium
    • Open Source (MIT)

    Application types

    Platforms

    • Online
    • Self-Hosted
    • Cloudron
    Excalidraw screenshot 1
     
  4. yEd Graph Editor icon

    yEd Graph Editor

     445 likes

    yEd is a powerful diagram editor that can be used to quickly create diagrams manually or import external data for analysis and auto-magically arrange even large data sets by just pressing a button. You can use yEd to quickly create flow charts, BPMN and UML diagrams...

    118 yEd Graph Editor alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • BSD
    yEd Graph Editor screenshot 1
     
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    MindManager icon
    MindManager

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  6. Lucidchart icon

    Lucidchart

     538 likes

    Lucidchart is a cloud-based platform that promotes teamwork through diagramming, collaboration, and data visualization. It serves millions worldwide, offering flowcharts, UML, real-time collaboration, Visio support, and browser access. Designed for innovation and understanding, it integrates easily into workflows.

    79 Lucidchart alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Software as a Service (SaaS)
    Lucidchart Templates and Examples: With hundreds of template examples to choose from, you can start diagramming in no time.
     
  7. Mermaid icon

    Mermaid

     33 likes

    Ever wanted to simplify documentation and avoid heavy tools like Visio when explaining your code? This is why mermaid was born, a simple markdown-like script language for generating flowcharts, Gantt charts and sequence diagrams from text via JavaScript.

    28 Mermaid alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • JavaScript
    • Node.JS
    • Self-Hosted
    • Cloudron
    Mermaid screenshot 1
     
  8. quiver diagram editor icon

    quiver diagram editor

     10 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.

    56 quiver diagram editor alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Online
    quiver diagram editor screenshot 1
     
  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...

    57 Graphviz alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    Graphviz screenshot 1
     
  11. MindMeister icon

    MindMeister

     141 likes

    MindMeister is the market-leader in online mind mapping. Unlike traditional mind mapping tools, MindMeister allows for real-time brainstorming sessions between an unlimited number of users and requires only a standard web browser.

    154 MindMeister alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    MindMeister desktop and mobile
     
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  12. Kroki icon

    Kroki

     7 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.

    26 Kroki alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Online
    • Self-Hosted
    Kroki screenshot 1
     
  13. Google Drawings icon

    Google Drawings

     79 likes

    Google Drawings, part of Google Drive, allows users to collaborate creating, sharing, and editing images or drawings. It can be used for creating charts, diagrams, designs, flow-charts, etc.

    73 Google Drawings alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Online
    • Chrome OS
    • Google Chrome
    Google Drawings screenshot 1
     
  14. Mindomo icon

    Mindomo

     156 likes

    Mindomo is the easiest online software for creating mind maps, concept maps, outlines and various other types of diagrams. The following features make it the perfect choice both for business and education:

    131 Mindomo alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    • Safari
    • Software as a Service (SaaS)
    • Firefox
    Mindomo screenshot 1
     
  15. Wondershare EdrawMax icon

    Wondershare EdrawMax

     51 likes

    Versatile diagram software offering extensive templates for flowcharts, org charts, and more. AI integration simplifies diagramming, facilitates project analysis, and includes features like chatbots and OCR. Suitable for personal, professional, and collaborative use.

    128 Wondershare EdrawMax alternatives

    Cost / License

    • Paid
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    Wondershare EdrawMax screenshot 1
     
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