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Zoo Design Studio vs FreeCAD: catalog facts
Zoo Design Studio	FreeCAD
Freemium Free to download, with paid plans listed on the pricing page.	Free Free and open source, funded by donations and sponsorship.
Windows, macOS, Linux, Web	Windows, macOS, Linux
Runs on macOS, Windows and Linux plus a browser build Built-in AI agent for designing and iterating parts	Parametric: change a dimension and the model updates through its history Sketch constrained 2D geometry and build 3D objects on top of it
Browser version is a test build Younger than established CAD packages	Workbenches vary a lot in polish and consistency CAD concepts plus FreeCAD’s own conventions make for a long learning curve
Downloadable app, Web application	Downloadable app
Closed source	Open source
License not stated	License: LGPL-2.1
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 20, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.