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excalidraw-diagram-generator

Generate Excalidraw diagrams from natural language descriptions. Use when asked to "create a diagram", "make a flowchart", "visualize a process", "draw a system architecture", "create a mind map", or "generate an Excalidraw file". Supports flowcharts, relationship diagrams, mind maps, and system architecture diagrams. Outputs .excalidraw JSON files that can be opened directly in Excalidraw.

29,584stars3,492forksUpdated 4/14/2026

Security Assessment

Safe(100/100)
Security Score100/100

About excalidraw-diagram-generator

The excalidraw-diagram-generator skill enables users to create visual diagrams directly from natural language descriptions, eliminating the need for manual drawing. By interpreting textual input, the skill can transform instructions such as 'create a flowchart for a process' or 'visualize system architecture' into structured, ready-to-use Excalidraw files. This solves the common challenge of translating complex ideas, workflows, or system designs into clear visual representations quickly and efficiently, particularly for users who may not have design experience or access to specialized diagramming tools.

This skill supports a wide range of diagram types including flowcharts, relationship diagrams, mind maps, system architecture diagrams, data flow diagrams, swimlane business processes, class diagrams, sequence diagrams, and ER diagrams. It identifies key elements, relationships, and hierarchical structures from the user's description, ensuring the generated diagram accurately reflects the intended flow or connection between entities. Output is provided in the .excalidraw JSON format, which can be opened and edited directly in Excalidraw, allowing further customization if needed.

Typical use cases include visualizing workflows, brainstorming ideas in a mind map, documenting system architectures, and modeling data processes. The target users are professionals and teams in software development, project management, business analysis, and education who need quick and precise diagram creation. It is particularly useful for those who want to rapidly convert textual descriptions of processes, systems, or concepts into visual formats that enhance communication, planning, and documentation.

FAQ

What types of diagrams can this skill generate?

It can generate flowcharts, relationship diagrams, mind maps, architecture diagrams, data flow diagrams, swimlane business flows, class diagrams, sequence diagrams, and ER diagrams.

In what format are the generated diagrams provided?

Diagrams are output as .excalidraw JSON files, which can be opened directly in Excalidraw for viewing or editing.

Do I need prior diagramming experience to use this skill?

No, the skill interprets natural language descriptions and generates structured diagrams automatically, making it accessible even for users without prior diagramming experience.

What information should I provide for the best results?

Provide a clear description of the visualization, identify key entities, steps, or concepts, and specify relationships or flows between elements.

Are there any limitations on the complexity of diagrams?

While the skill can handle multiple diagram types, highly complex diagrams with numerous elements may require careful structuring in the input description to ensure clarity.

All Files

16 files
references/element-types.md8.5 KB
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templates/er-diagram-template.excalidraw15.1 KB
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scripts/.gitignore0.5 KB
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scripts/add-arrow.py9.5 KB
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templates/sequence-diagram-template.excalidraw11.4 KB
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scripts/add-icon-to-diagram.py13.1 KB
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templates/mindmap-template.excalidraw5.3 KB
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references/excalidraw-schema.md8.2 KB
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templates/flowchart-template.excalidraw4.0 KB
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scripts/split-excalidraw-library.py5.4 KB
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SKILL.md23.1 KB
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templates/data-flow-diagram-template.excalidraw6.3 KB
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templates/class-diagram-template.excalidraw12.6 KB
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scripts/README.md6.4 KB
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templates/relationship-template.excalidraw3.2 KB
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templates/business-flow-swimlane-template.excalidraw7.6 KB
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Install excalidraw-diagram-generator

Download and extract the skill files to your .claude/skills/ directory.

Quick Setup:

  1. Copy the skill folder to .claude/skills/
  2. Claude will automatically detect and use the skill