>> 3DI file

3DI file format description

Many people share .3di files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .3di file can be edited, converted or printed with. On this page, we try to provide assistance for handling .3di files.

3 filename extension(s) found in our database.

.3di - Cadence Allegro 3D Model

The 3DI document files are related to Cadence Allegro. The 3DI file is a Cadence Allegro 3D Model. Cadence Allegro is a PCB (Printed Circuit Board) layout system.

Cadence Allegro
Document files
- / -
Cadence Allegro 3D Model related extensions:
PriMus Exchange Document
PointLineCAD 3D Document
NewsRoom Document
CaseView Document
DrawMusic Chord Song
C64 Printfox/Pagefox Document

.3di - Altair FEKO 3D Artwork Data

The 3DI data files are related to Altair FEKO. The 3DI file is an Altair FEKO 3D Artwork Data. Altair Feko is a comprehensive computational electromagnetics (CEM) code used widely in the telecommunications, automobile, space and defense industries.

Altair FEKO
Data files
- / -
Altair FEKO 3D Artwork Data related extensions:
SeisWorks Horizontal Time-slice Format Data
CompuTrainer 3D Chart Screen
Smart Diary Suite 4 Life Factor Package
Digital Path Lines Memorizer Line Coordinates Data
MODTRAN ACD Spectral Output File
Advent 3B2 Paragraph Styles

.3di - Delta Force Game Object Collection Data

The 3DI game data files are related to Delta Force. The 3DI file is a Delta Force Game Object Collection Data. Delta Force is a tactical first-person shooter computer game by developer and publisher NovaLogic.

Delta Force
Game Data files
- / -
Delta Force Game Object Collection Data related extensions:
Heroes of Might and Magic III Saved Game
Minecraft User Credentials Data
Dungeon Siege Saved Game Data
Four Winds Mah Jong Saved Game
The Sims 2 Body Shop Saved Data
Homeworld Sound Control Data

Naturally, other applications may also use the .3di file extension. Even harmful programs can create .3di files. Be especially cautious with .3di files coming from an unknown source!

Can't open a .3di file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .3di file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

3d, 3dj, 3dk, 3dl, 3do, di, edi, rdi, wdi

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

CAD-3D Model
Cadwork 3D Drawing
Advent 3B2 Document
SPEFO Differential Spectrum Data
Total Annihilation 3D Object
Pyware 3D Drill File

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .3di file format, then write to us!