Graphviz Alternatives

Mermaid

Since 2014

Diagrams as text: flowcharts, sequences, ER.

Switch for Web, Markdown.

More about Mermaid · 8 alternatives · Medium to switch

PlantUML

Since 2009

Text diagrams, especially UML.

Switch for Local, Web.

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Excalidraw

Since 2020

Hand-drawn style whiteboard.

Switch for Web.

More about Excalidraw · 8 alternatives · Medium to switch

diagrams.net

Since 2005

Draw.io: free general diagram editor.

Switch for Web, Desktop.

More about diagrams.net · 8 alternatives · High to switch

D2

Since 2022

Modern text-to-diagram language.

Same price, platforms, and license as Graphviz.

More about D2 · 8 alternatives · Medium to switch

nomnoml

Since 2014

Tiny UML-as-text tool.

Switch for Web.

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Lucidchart

Since 2010

Collaborative diagram suite for teams.

Switch for Freemium instead of Open source · Web · Proprietary.

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Structurizr

Since 2014

C4 architecture diagrams as code.

Switch for Freemium instead of Open source · Web · Proprietary.

More about Structurizr · 8 alternatives · High to switch