C4 model
The C4 model for visualising software architecture. Context, Containers, Components, and Code.
Some of the top features or benefits of C4 model are: Simplicity, Scalability, Clarity of Communication, Standardization, and Focus on Architecture. You can visit the info page to learn more.
Best C4 model Alternatives & Competitors in 2025
The best C4 model alternatives based on verified products, community votes, reviews and other factors.
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Open-Source Alternatives.
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/plantuml-alternativesPlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.
Key PlantUML features:
Simple Syntax Quick Diagram Creation Version Control Friendly Integrations
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/mermaid-alternativesCreate diagrams and visualizations using text and code.
Key Mermaid features:
Ease of Use Integration Automated Diagrams Cost-effective
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/icepanel-alternativesCollaborative modelling and diagramming tool based on the C4 model. Software architecture design made fun! 🧊.
Key IcePanel features:
Easy to use Collaborative Structured Model Based
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/excalidraw-alternativesExcalidraw is a whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them.
Key Excalidraw features:
User-Friendly Interface Real-Time Collaboration Free to Use Open Source
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/draw-io-alternativesOnline diagramming application.
Key draw.io features:
Free User-Friendly Interface Collaboration Integrations
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/sequencediagram-org-alternativesClean and fast online sequence diagram tool using scripting and Drag and Drop.
Key SequenceDiagram.org features:
User-Friendly Interface Real-Time Collaboration No Installation Required Live Preview
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/zenuml-alternativesJavaScript based diagramming tool that renders Markdown-inspired text definitions to create and modify sequence diagrams dynamically.
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/graphviz-alternativesGraphviz is open source graph visualization software. It has several main graph layout programs.
Key Graphviz features:
Automated Layout Customization Versatility Integrations
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/monodraw-alternativesMonodraw allows you to easily create text-based art (like diagrams, layouts, flow charts) and...
Key Monodraw features:
User-Friendly Interface Rich Toolset Export Options Customizable Grid
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/whimsical-alternativesThe visual workspace for teams.
Key Whimsical features:
User-Friendly Interface Collaboration Features Integrations Templates and Components
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/visio-alternativesSimplify and communicate complex information using data-linked diagrams.
Key Visio features:
Integration with Microsoft Ecosystem Wide Range of Templates and Shapes Cloud-Based Collaboration Robust Data Linking
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/yed-alternativesyEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.
Key yEd features:
User-Friendly Interface Versatile Diagram Types Automatic Layouts Cross-Platform
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/websequencediagrams-alternativesWebSequenceDiagrams is a web-based application that allows the user to use a proprietary language to define sequence diagram.
Key WebSequenceDiagrams features:
User-Friendly Interface Text-Based Diagramming Real-Time Collaboration Variety of Diagram Styles