SequenceDiagram.org AlternativesDiagram Editors & UML Modeling Tools like SequenceDiagram.org

SequenceDiagram.org is described as 'Free Sequence Diagram Tool Online. Clean simple interface and fast client side processing. Works Online and Offline, Scripting and Drag and Drop' and is a Diagram Editor in the development category. There are more than 10 alternatives to SequenceDiagram.org for a variety of platforms, including Web-based, Mac, Windows, Linux and Android apps. The best SequenceDiagram.org alternative is Dia, which is both free and Open Source. Other great apps like SequenceDiagram.org are Lucidchart, PlantUML, StarUML and Colibri Diagrams.

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Alternatives list

  1. Dia icon

    Dia

     451 likes
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    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.

    91 Dia alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
    • FreeBSD
    • Xfce
    • DragonFly BSD
    • NetBSD
    • OpenBSD
    Dia screenshot 1
     

    • Dia is the most popular Windows, Mac & Linux alternative to SequenceDiagram.org.

    • Dia is the most popular Open Source & free alternative to SequenceDiagram.org.

    • Dia is Free and Open SourceSequenceDiagram.org is Free and Proprietary
    • Dia is LightweightSequenceDiagram.org is not according to our users
  2. Lucidchart icon

    Lucidchart

     533 likes
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    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.

    63 Lucidchart alternatives

    Cost / License

    • Freemium (Subscription)
    • 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.
     

    • Lucidchart is the most popular Web-based, Android, iPhone, iPad, SaaS & Android Tablet alternative to SequenceDiagram.org.

    • Lucidchart is Freemium and ProprietarySequenceDiagram.org is Free and Proprietary
  4. PlantUML icon

    PlantUML

     119 likes
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    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.

    115 PlantUML alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • Chrome OS
    Common PlantUML JAR GUI application that will render text file into image.
     
  5. StarUML icon

    StarUML

     41 likes
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    StarUML is a program to develop fast, flexible, extensible, featureful, and freely-available UML/MDA platform running on Win32 platform. The goal of the StarUML project is to build a software modeling tool and also platform that is a compelling replacement of commercial UML...

    57 StarUML alternatives

    Cost / License

    • Pay once
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    StarUML screenshot 1
     

    • StarUML is the most popular commercial alternative to SequenceDiagram.org.

    • StarUML is Paid and ProprietarySequenceDiagram.org is Free and Proprietary
  6. Colibri Diagrams icon

    Colibri Diagrams

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    Sequence diagrams are a great way to visualize the flow of a system. But making them beautiful and presentable is not easy.

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Platforms

    • Online
    Colibri Diagrams screenshot 1
     
  7. Qonqur icon

    Qonqur

     1 like
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    Apple Vision like gesture controls meet ChatGPT in an app to explore knowledge that doesn't require a headset or downloads. You just need a modern device with a webcam.

    Cost / License

    • Subscription
    • Proprietary

    Application type

    Platforms

    • Online
    Easy setup. Laptop plugged into a TV.
     
  9. PlantText icon

    PlantText

     6 likes
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    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.

    73 PlantText alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Online
    • PlantUML
    PlantText screenshot 1
     
  10. js-sequence-diagrams icon

    js-sequence-diagrams

     1 like
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    A simple JavaScript library to turn text into vector UML sequence diagrams. Heavily inspired by websequencediagrams.com, who offer a server-side solution. js-sequence-diagrams uses Jison to parse the text, and Snap.svg to draw the image.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Self-Hosted
    js-sequence-diagrams screenshot 1
     

    • js-sequence-diagrams is the most popular Self-Hosted alternative to SequenceDiagram.org.

    • js-sequence-diagrams is Free and Open SourceSequenceDiagram.org is Free and Proprietary
  11. WebSequenceDiagrams icon

    WebSequenceDiagrams

     7 likes
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    Easy diagram generator for Sequence Diagrams and Message Sequence Charts.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Platforms

    • Online
    WebSequenceDiagrams screenshot 1
     
  12. Diagram.codes icon

    Diagram.codes

     1 like
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    Use simple text to quickly create and share diagrams with your team. Improve your documentation, planning and everyday communication with powerful tools for automatic diagram generation.

    Cost / License

    • Freemium (Pay once)
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Online
    Diagram.codes screenshot 1
     
  13. Swimlanes.io icon

    Swimlanes.io

     2 likes
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    Swimlanes.io is a simple free online tool for making sequence diagrams.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    Swimlanes.io screenshot 1
     

  14. ckwnc

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    ckwnc is a uml sequence diagram creation tool that uses an intuitive c-style language to automatically create uml diagrams that can be saved as an image or embedded directly into other pages

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • Online
     
12 of 13 SequenceDiagram.org alternatives