Details: File format summary

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Properties

Summary
Name	3DM 7
Version	7
Other names	openNURBS (7), Rhino (7)
Identifiers	PUID: fmt/2083
Family
Classification	Model
Disclosure
Description	The 3DM (openNURBS) format is a 3D model representation based on non-uniform rational B-Splines (NURBS). The file format is defined by an open source C++ toolkit that reads and writes openNURBS models.
Orientation
Byte order
Related file formats	None.
Technical Environment
Released
Supported until
Format Risk
Developed by	None.
Supported by	None.
Source	Preservica / Preservica
Source date	02 Dec 2025
Source description	v.122: new signature. Submitted by Preservica.
Last updated	02 Dec 2025
Note