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Constraint-based sketcher extension for Blender that allows to create precise 2d shapes by defining a set of geometric constraints like tangent, distance, angle, equal and more. Sketches stay editable and support a fully non-destructive workflow.
:warning: Experimental extension: This is still work in progress, don't use it on production files without a backup.
Minimum version: Blender 5.0
More than just an extension learn more: CADsketcher.com
Links:
- Preferred Download Method (This way we can update you about big updates and ask your opinion on big changes) - Easy To Read Roadmap - Github Roadmap - Documentation - Installation - Discord - Report A Bug - Feature Request - Contribute
Extension installation
Recommended: add the extension repository (auto-updates)
Adding CAD Sketcher as a remote repository lets Blender install and update it in-app:
- In Blender go to
Edit > Preferences > Get Extensions. - Open the repositories drop-down (arrow in the top-right corner) and choose Add Remote Repository.
- Paste the URL below, tick Check for Updates on Startup, and confirm:
https://hlorus.github.io/CAD_Sketcher-extensions/stable/index.json- CAD Sketcher now appears in the extensions list — press Install.
Other methods
For alternative installation methods (ZIP file, legacy add-on, git) and solver-dependency / Python-version notes, see the installation guide.
Usage
Follow the getting started guide to get familiar with the extension.Donations :heart:
The project accepts donations through Open Collective.
Alternatively individual developers can link their donation links here: