# D2 Sequence Diagram

Sequence diagrams use the same syntax with `shape: sequence_diagram`.


<img src="d2-8ebb58551014-light.svg" class="light-mode-only img-fluid" alt="D2 diagram" />

<img src="d2-8ebb58551014-dark.svg" class="dark-mode-only img-fluid" alt="D2 diagram" />


The plain ```` ```d2 ```` fence (no braces) is also recognized:


<img src="d2-5e1487d4779e-light.svg" class="light-mode-only img-fluid" alt="D2 diagram" />

<img src="d2-5e1487d4779e-dark.svg" class="dark-mode-only img-fluid" alt="D2 diagram" />