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About Mermaid Viewer
Mermaid Viewer is a free, online web application designed to simplify the process of creating and visualizing diagrams from text-based code using the Mermaid.js library. It functions as a live editor, allowing users to input Mermaid markdown syntax and instantly see the corresponding diagram rendered in real-time. This tool supports a wide array of diagram types, including flowcharts, sequence diagrams, class diagrams, state diagrams, Gantt charts, pie charts, user journey maps, and more, making it highly versatile for various visualization needs.
Key features of Mermaid Viewer include a responsive live editor that updates as you type, multiple theme options (such as default, dark, forest, and neutral) to customize the visual appearance, and robust export capabilities, enabling users to download their diagrams in popular formats like SVG, PNG, and JPG. The application also incorporates local storage, ensuring that users' work is automatically saved in their browser, providing a seamless experience without the need for account creation or logins. A convenient dark mode further enhances usability for different working environments.
Mermaid Viewer is an invaluable resource for developers, technical writers, project managers, and anyone involved in documentation, software design, or information visualization. Its primary use cases include creating technical documentation, illustrating software architecture, planning project timelines, visualizing data flows, and brainstorming complex systems. By transforming simple text into professional-looking diagrams, Mermaid Viewer streamlines communication and understanding of intricate concepts, making diagramming accessible and efficient.
Key features of Mermaid Viewer include a responsive live editor that updates as you type, multiple theme options (such as default, dark, forest, and neutral) to customize the visual appearance, and robust export capabilities, enabling users to download their diagrams in popular formats like SVG, PNG, and JPG. The application also incorporates local storage, ensuring that users' work is automatically saved in their browser, providing a seamless experience without the need for account creation or logins. A convenient dark mode further enhances usability for different working environments.
Mermaid Viewer is an invaluable resource for developers, technical writers, project managers, and anyone involved in documentation, software design, or information visualization. Its primary use cases include creating technical documentation, illustrating software architecture, planning project timelines, visualizing data flows, and brainstorming complex systems. By transforming simple text into professional-looking diagrams, Mermaid Viewer streamlines communication and understanding of intricate concepts, making diagramming accessible and efficient.
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Pros
- Real-time rendering of Mermaid diagrams
- Supports a wide variety of diagram types
- Multiple theme options
- Export diagrams to SVG
- PNG
- JPG
- Free to use
- no account required
- Saves code locally in the browser
- User-friendly interface
- Dark mode available
Cons
- Requires an internet connection
- No advanced diagramming features (e.g., drag-and-drop, collaboration)
- Does not generate Mermaid code (viewer only)
- No explicit AI features for diagram generation
- Limited customization beyond themes
- No cloud storage or sharing features
Common Questions
What is Mermaid Viewer?
Mermaid Viewer is a free, online web application designed to simplify the process of creating and visualizing diagrams from text-based code using the Mermaid.js library. It functions as a live editor, allowing users to input Mermaid markdown syntax and instantly see the corresponding diagram rendered in real-time.
What types of diagrams can I create with Mermaid Viewer?
Mermaid Viewer supports a wide array of diagram types, including flowcharts, sequence diagrams, class diagrams, state diagrams, Gantt charts, pie charts, and user journey maps. This makes it highly versatile for various visualization needs.
Is Mermaid Viewer free to use?
Yes, Mermaid Viewer is a free online web application. It does not require an account to use, making it easily accessible for instant diagram creation and visualization.
Can I customize the appearance of my diagrams?
Yes, Mermaid Viewer offers multiple theme options to customize the visual appearance of your diagrams. Available themes include default, dark, forest, and neutral.
How can I save or export my diagrams?
Mermaid Viewer provides robust export capabilities, enabling users to save their diagrams. You can export diagrams to various formats such as SVG, PNG, and JPG.
Does Mermaid Viewer save my diagram code?
Yes, Mermaid Viewer saves your diagram code locally in the browser. This feature ensures your work is retained even if you close and reopen the application, though it does not offer cloud storage.
Does Mermaid Viewer require an internet connection?
Yes, Mermaid Viewer requires an internet connection to function. As an online web application, it needs connectivity to render and display diagrams.
Can Mermaid Viewer generate Mermaid code for me?
No, Mermaid Viewer does not generate Mermaid code. It functions purely as a viewer and live editor, allowing users to input their own Mermaid markdown syntax to see the corresponding diagram.
