Free live Mermaid diagram editor with no signup required
AI floor plan generator for homes and renovations
Stage
Not given
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Founded
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Based in
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Pricing model
Free
Freemium
Pricing
Not given
Free: 100 daily credits (10 images at 1K resolution) for registered accounts. One-time credit packs: Mini $9.90 (1,200 credits), Standard $19.90 (3,200 credits), Value $39.90 (8,000 credits). Credits cost 10 for 1K, 20 for 2K, 30 for 4K resolution.
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
Text-based floor plan generation from room requirements
Upload sketches and existing plans as references
Multiple output styles: Technical 2D, 2.5D, 3D Isometric
1K, 2K and 4K output resolution
Maker tool for manual wall, door, window and furniture editing
Up to 16 reference images per generation
PNG downloads and shareable image links
Save all creations in personal workspace
Compare multiple layout options from same footprint
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
No design experience required to generate professional floor plan concepts
Compare multiple layout variations from the same space quickly
FlowViz
PlanArt