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Top 6 open-source products relevant to Flow Charts And Diagrams and UML Diagrams

  1. PlantUML

    PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.

    Open Source

    /plantuml-alternatives

  2. Excalidraw

    Excalidraw is a whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them.

    Open Source freemium $7.0 / Monthly

    /excalidraw-alternatives

  3. Mermaid

    Create diagrams and visualizations using text and code.

    Open Source

    /mermaid-alternatives

  4. C4 model

    The C4 model for visualising software architecture. Context, Containers, Components, and Code.

    Open Source

    /c4-model-alternatives

  5. Flowchart.js

    Draw SVG flow charts from simple text representations of the diagrams.

    Open Source

    /flowchart-js-alternatives

  6. gg

    gg is a free online diagram editor for flowcharts, process diagrams and network diagrams. It is also a light software architecture simulator.

    Open Source freemium

    /gg-alternatives

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