Free live Mermaid diagram editor with no signup required
Create animated slideshows and presentations in minutes with no code
Stage
Not given
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Founded
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Based in
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US
Pricing model
Free
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Pricing
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Solo: $8/month (monthly) or $48/year (annual, save 50%). Lifetime plan: $96 one-time. All plans include unlimited projects, templates, asset library, export to code and video, Webflow and Framer integrations, CDN publishing, iFrame embed, image and PDF export, and email support.
Key features
Live preview as you type
21 diagram types including flowcharts, sequence, class, state, ER, Gantt, git graph, mindmap and timeline
Two-way editing for flowcharts
SVG and PNG export
Share diagrams as URLs with embedded diagram content
Built-in template picker and cheatsheet
No account or signup required
Works entirely in browser with local storage
Open Mermaid Live Editor links
Mermaid v11 syntax support
Drag and drop visual editor with flexible grid
Real-time animation preview
AI image generation and editing
Export to React, Vue, Svelte, HTML, and Next.js
Webflow and Framer plugin integration
Video and PDF export
CDN publishing and iFrame embed
MCP server for AI agent integration
Design templates for various use cases
Shared elements across slides
What makes it different
No signup, paywall, or data collection required
Diagrams stay in your browser's local storage by default
Two-way editing that updates code when you edit the canvas
Live preview with no render button required
Clean SVG export for professional use in docs and slides
One design exports to multiple formats without rebuilds
Works with AI agents for prompt-based creation
Built-in image generation without leaving the editor
FlowViz
PaneFlow