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Modeling App

Modeling App is a free, open-source CAD and 3D modelling app for Windows, macOS and Linux. A CAD application from the future, brought to you by the Zoo team. It has 1,311 GitHub stars and is released under the MIT license.

github.com/KittyCAD/modeling-app (opens in a new tab)

About Modeling App

A CAD application from the future, brought to you by the Zoo team. Design Studio is our take on what a modern modelling experience can be. It is applying several lessons learned in the decades since most major CAD tools came into existence:

FAQ

Modeling App FAQ

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What is Modeling App?

Modeling App is a free, open-source CAD and 3D modelling app for Windows, macOS and Linux. A CAD application from the future, brought to you by the Zoo team. It has 1,311 GitHub stars and is released under the MIT license.

Is Modeling App free and open source?

Yes. Modeling App's source code is public on GitHub under the MIT license, which is OSI-approved or FSF-free, so you can use, copy and change it for free.

How do I install Modeling App?

Download the installer for Windows, macOS and Linux from its GitHub Releases page (latest: v1.5.0) or the project website.

Is Modeling App still maintained?

The repository's most recent commit was on Oct 7, 2026. appsgit only lists apps whose repository had a commit in the last six months.