Custom packaging dieline generator with real-time 3D folding simulation and production-ready exports
Free online Mermaid diagram viewer and editor with live preview, AI generation, and exports
Stage
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Pricing model
Freemium
Freemium
Pricing
Free tier with 5 export credits on signup. Single export $5.99. Designer 3-Pack $4.00 per export. Pro Unlimited $19.99/mo for unlimited exports.
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
Real-time 3D folding simulation with 60 FPS WebGL
Automatic caliper clearance compensation at 1.5x material thickness
Export to PDF, DXF (AutoCAD R12), and SVG with layer separation
Six box styles with 66 preset sizes
Integrated artwork, barcode and QR code placement
PDF preflight checker for print-readiness validation
Mockup video generator for MP4 exports
Zünd and Kongsberg CNC cutter compatibility
AI-powered artwork layout from brief description
Custom board thickness and material selection
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
Automatic caliper allowance math ensures friction-free folding with zero binding
Production-ready files with verified mathematical geometry following ISO prepress standards
Real-time 3D folding proof to catch design issues before production
Significantly more affordable than legacy desktop CAD or Creative Cloud subscriptions
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
DielineKit
Mermaid Viewer