Compare software

Zoo Design StudioSolveSpace
Freemium

Free to download, with paid plans listed on the pricing page.

 Free

Free and open source under the GPL.

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
  • Real parametric constraint solving, so dimensions drive the model
  • Exports STL, STEP and DXF for 3D printing and machining
  • Browser version is a test build
  • Younger than established CAD packages
  • The interface is bare and the workflow unlike mainstream CAD packages
  • Not suited to large or highly complex assemblies
Downloadable app, Web application Downloadable app
Closed source Open source
License not stated License: GPL-3.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 23, 2026

Checked September 21, 2026

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