Sequence Diagram Maker (Text to UML)
Write who calls whom and get a tidy UML sequence diagram — perfect for API flows and design docs.
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Help shape Sequence Diagram Maker (Text to UML)
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Frequently Asked Questions
Use ->> for a request and -->> (dashed) for a reply, e.g. API-->>App: 201 Created.
Yes: alt / else / end for branches, loop … end for repetition, and opt for optional steps.
Add autonumber at the top and every message gets a number.
Yes. It's rendered in your browser and saved only on this device.