HarmonyCAD — AI-Powered 3D CAD Design Tool
HarmonyCAD helps makers, students and engineers sketch, constrain, optimise and export print-ready 3D models in minutes — no CAD expertise required.
Start designing for free at harmonycad.dev.
Product
Design 3D parts with AI agents that understand your project. HarmonyCAD analyses print orientation, predicts weak points between layers, and reduces material usage while preserving structural strength.
How It Works
Describe your part in plain English. HarmonyCAD's AI engine applies constraints, optimises geometry for 3D printing, and exports a print-ready STL or STEP file.
Frequently Asked Questions
What is HarmonyCAD?
HarmonyCAD is an AI-powered 3D CAD design tool for makers, students and engineers.
Do I need CAD experience?
No. HarmonyCAD is designed for all skill levels.
What file formats does HarmonyCAD export?
HarmonyCAD exports STL and STEP files compatible with all major slicers and CAD platforms.
Is HarmonyCAD free?
Yes, HarmonyCAD has a free tier. Start at harmonycad.dev with no credit card required.