Free online Mermaid diagram viewer and editor with live preview, AI generation, and exports
Stage
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Founded
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Based in
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Pricing model
Free
Freemium
Pricing
Not given
Free: unlimited editor and preview, 3 saved diagrams, 5 AI uses total, PNG export 1× with watermark. Starter: $6.99/month or $69.90/year; 30 saved diagrams, 500 AI conversations per month, PNG export up to 4× without watermark. Pro: $11.99/month or $119.90/year; unlimited diagrams, unlimited AI, PNG
Key features
30 original color swatches with HEX and RGB codes
Filter colors by family (Neutrals, Blues, Greens, Pinks, Purples, Browns)
Outfit combination builder with top, bottom, and accent colors
Download phone card in PNG format
Download printable PDF palette
Copy HEX or RGB values with one click
Comparison guides for Soft Summer vs Cool/True Summer and Soft Autumn
Three-day outfit plan with wardrobe combinations
Live preview of Mermaid code as you type
AI diagram generator, editor and syntax fixer
PNG export on every plan; JPG, SVG and PDF on Pro
All 22+ Mermaid diagram types supported
Share diagrams via public links and embeds
Save diagrams to cloud with folders and version history
Keyboard shortcuts and autocomplete
Mobile-responsive editor with pan and pinch-zoom
What makes it different
No signup or email required to download and use
Reference tool for real wardrobe combinations, not personal diagnosis
Fully keyboard accessible with text labels
Downloads generated on device without data collection
No account or sign-up required to start editing diagrams
Affordable pricing: Starter at $6.99/month, Pro at $11.99/month
Diagrams render in your browser; nothing stored unless you choose to save
Fast editor with instant rendering and clear error messages
Soft Summer Studio
Mermaid Viewer