AI-Powered Design
Describe parts in natural language. FusynCAD understands engineering intent and generates precise parametric designs.
FusynCADAutonomous CAD Generation, Engineered for Precision
Transform natural language into production-ready 3D models instantly. No CAD expertise required — just describe what you need.
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5 free designs, no sign-in required.
Built for real workflows
Everything you need to go from idea to printable geometry—without leaving the browser.
Instant 3D Preview
See your model render in real-time, right in the browser. Rotate, inspect, and verify before exporting.
Iterative Editing
Refine with follow-up messages. 'Make it 5mm taller' or 'add mounting holes' — the AI understands context.
Export Anywhere
Download STL for 3D printing, SCAD for editing, or export directly to Onshape with step-by-step guidance.
Upload References
Paste images or upload files. Show FusynCAD a reference photo and it will recreate the geometry.
Organized Projects
Save designs to projects, rename chats, and access all your generated files from one place.
How it works
1
Describe
Type what you need in plain English. Be as detailed or as brief as you like.
2
Generate
FusynCAD's AI generates precise jscad code and renders a 3D model instantly.
3
Export
Download your STL, refine with edits, or send straight to Onshape.
Motor Mounts · Enclosures · Brackets · Gears · Spacers · Shaft Collars · Couplings · Custom Parts
Ready to build something?
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5 free designs, no sign-in required.