Everything you need to create professional Mermaid diagrams with AI assistance. From simple flowcharts to complex architecture diagrams.
Describe your diagram in natural language and let AI generate the Mermaid code instantly. Supports complex workflows, system architectures, and data visualizations.
See your diagrams rendered live as you edit. Instant feedback on syntax changes with automatic error highlighting.
CodeMirror-based editor with Mermaid syntax highlighting and keyboard shortcuts for direct Mermaid editing.
Choose from 10 built-in Mermaid themes, including default, dark, forest, neutral, and beautiful.
Download diagrams as SVG or PNG files. Perfect for documentation, presentations, and GitHub README files.
Share diagrams via public links (Pro feature). Collaborate with team members without requiring them to sign up.
SmoothMermaid provides 20 diagram templates for common visualization needs:
Save and restore diagram versions with the Pro history feature.
Pro includes 30 shared AI credits each month. Diagram generation uses 2 credits and AI improvement uses 4 credits.
Share diagrams through hosted links with the Pro sharing feature.
The free plan includes 10 shared AI credits each month. No sign-up is required to try the editor.
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