Bonsai (BlenderBIM)

Native IFC BIM authoring inside Blender

★ Stars2.9k2,867 on GitHub
Last commit18 Oct 2026
LicenceGPL-3.0Per the project
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From GitHub, fetched 19 Oct 2026. The repository's licence file is detected as LGPL-3.0; GPL-3.0 is the licence of the application itself.

Bonsai, formerly the BlenderBIM add-on, turns Blender into a native IFC BIM tool for architectural modelling, drawings, schedules, costing and clash detection. It is part of the IfcOpenShell project.

GitHub stars shown are for the IfcOpenShell repository, which contains Bonsai.

Fit: files and licence

Runs onWindows, macOS, Linux
Commercial useAllowed
Open-source licence (GPL-3.0): the Open Source Definition rules out restrictions on fields of use, including business use.

Sources: opensource.org/osd. “Runs on” is from this listing. Blank means we haven't found it in official docs yet, not that it's unsupported.

Free alternative to

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