Mermaid is a JavaScript-based diagramming and charting tool that lets you create and maintain visualisations using Markdown-inspired syntax.
It’s aimed at keeping diagrams close to documentation and development workflows, so they’re easier to version, review, update, and embed across websites, documentation platforms, and supported applications.
This is free and open source software.
Key Features
- Supports a wide range of diagram types including flowcharts, sequence diagrams, class diagrams, state diagrams, Gantt charts, entity relationship diagrams, user journey diagrams, Git graphs, mind maps, architecture diagrams, and more.
- Includes a live editor for quickly writing, previewing, and refining diagrams in the browser.
- Can be embedded in web pages and used via the JavaScript API.
- Offers configuration options for layout, rendering behaviour, and diagram appearance.
- Works with popular applications and platforms through integrations, including Markdown-based workflows and GitHub code blocks.
Website: github.com/mermaid-js/mermaid
Support:
Developer: mermaid-js
License: MIT License
Mermaid is written in TypeScript and JavaScript. Learn TypeScript with our recommended free books and free tutorials. Learn JavaScript with our recommended free books and free tutorials.
Related Software
| Unified Modeling Language tools | |
|---|---|
| Eclipse Papyrus | Edit models based on UML and related languages |
| PlantUML | Draw UML diagrams from simple textual description |
| Mermaid | Generate diagrams from markdown-like text |
| Umple | Create UML models textually |
| Modelio | UML and BPMN modeling environment |
| Gaphor | Simple UML and SysML modeling tool |
| Umbrello | UML Modeller based on KDE technology |
| UMLet | Java-based UML tool |
| JetUML | Sketch software design ideas with a minimum of fuss |
| Violet | Designed for people who need to produce simple UML diagrams |
| Dia | GTK+ based diagram creation software |
| ArgoUML | UML modeling tool |
| crystal-facet-uml | Desktop UML and SysML modeling application |
| UML Designer | UML tool based on Sirius and Eclipse |
Read our verdict in the software roundup.
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