The File Extensions Database

.3D File Extension

  • Developer by: The Survex Project
  • Category: GIS Files

What is an .3D file?

.3D is Survex 3D Cavern File

3D file created by Survex, a program used for recording and visualizing cave system data; contains data that allows the software to visualize a 3D cave system; was generated from an .SVX file using the cavern program included with Survex.

3D files are viewed with Aven, a visualization program bundled with the Survex software package.

Programs that open Survex 3D Cavern File
File Type 2 Stereo CAD-3D Image File
Category: 3D Image Files

Three-dimensional image used by Atari Stereo CAD-3D, a program for Atari ST systems; stores 3D objects using the Motorola Fast Floating Point library (LIBF) for vertex coordinates; used as an earlier format for 3D animations.

Programs that open Stereo CAD-3D Image File

How to solve problems with 3D files

  • Associate the 3D file extension with the correct application. On :
    Windows: Right click on any 3D file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.3D files". Mac: Right click (or Ctrl-click) the 3D file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .3D is Survex 3D Cavern File. Because only the current version supports the latest 3D file format. Search, therefore, e.g. on the The Survex Project manufacturer website after an available .3D is Survex 3D Cavern File update.
  • To make sure that your 3D file is not corrupted or virus-infected, get the file again and scan it with antivirus software.