NASSCAD 4.7.0 — MEDUSA · House #29,071

What it is

Calls itself “3D CAD”.

• Calls itself: 3D CAD

“Browser-based parametric 3D CAD”

Where it puts itself

Claims “single HTML file”. Rules out “analytics stays off”.

• Superlative claim: single HTML file
• Says it will not: analytics stays off

“A full 3D parametric CAD application delivered as a single HTML file.”

“Opened from ClassLink, Clever or Google Classroom, analytics stays off”

What it costs

A free tier, free forever. Sales on request. No monthly or yearly plan. No one-time option.

• One-time: no
• Monthly: no
• Yearly: no
• Free plan: free forever
• Contact sales: yes

“No account. No subscription. No cloud.”

“Free for personal, non-commercial and educational use under the project license.”

How it runs

A desktop app and web app for Windows. Runs locally and works offline. Can be self-hosted. AI is a side feature.

• Kind: desktop · web
• Runs on: Windows
• Runs where: on the device, offline · self-hosted
• AI role: a side feature

“Offline package — Windows x64”

“NASSCAD is a browser-based parametric 3D CAD application”

What it works with

Names Claude Sonnet 4.6, FreeCAD and 4 more on its pages.

• Names: Claude Sonnet 4.6 · FreeCAD · MEDUSA · +3

“AI-assisted coding Claude Sonnet 4.6 · Anthropic”

“OpenCASCADE Technology — the same kernel as FreeCAD — running in your tab.”

What it offers as proof

Live, no waitlist. Try it without signing up.

• Trial asks for: nothing

“No account, no installation.”

“No account or cloud backend required.”