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Draw a Sequence Diagram
Diagram how systems or people interact over time.
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💡 Write diagrams in Mermaid syntax — flowcharts, sequence diagrams, Gantt charts, class diagrams, and more — and export as SVG or PNG. Rendering happens entirely in your browser; nothing is uploaded.
sequence diagrams tips
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Use "->>" for a request and "-->>" for a response between participants.
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Define short aliases (participant U as User) to keep the diagram readable.
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Great for documenting API calls and auth flows in a README.
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Rendered locally in your browser.
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