Back to Formats
.3DM · Rhino 3D Model (openNURBS)
Application
About the .3dm format
3DM is the native model format used by Rhino and the openNURBS ecosystem. It can preserve precise NURBS surfaces, solids, meshes, layers, and materials, making it useful for design review, manufacturing handoff, and cross-application inspection.
File Details
- Extensions
- .3dm
- MIME Types
- model/vnd.3dm, application/octet-stream
- Categories
- Application
How to Open .3dm Files
- 1
Download and install OpenFiles from the official website.
- 2
Launch OpenFiles and open your .3dm file via File > Open or drag and drop.
- 3
Your file will open in the appropriate viewer for viewing and editing.
Supported by
3D Model Viewer
Viewer
FAQ
Open .3dm files with OpenFiles to inspect the supported content without installing the format's original authoring software.
Related Formats
Download OpenFiles
AI-native file manager for macOS, Windows and Linux.
Download Free