D3L file format description

Many people share .d3l files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .d3l file can be edited, converted or printed with. On this page, we try to provide assistance for handling .d3l files.

1 filename extension(s) found in our database.

.d3l - Descent 3 Level Data

The D3L game data files are related to Descent 3. The D3L file is a Descent 3 Level Data. Descent 3 is a first-person shooter video game developed by Outrage Entertainment and published by Interplay Productions.

Descent 3
Game Data files
- / -
Descent 3 Level Data related extensions:
Outpost 2 Saved Game
RPG Maker MV Encrypted M4A Audio
Half-Life Map Creation Debug Data
Grand Theft Auto V Audio Data
Dungeon Siege TVC Data
Clonk Game Object Data

Naturally, other applications may also use the .d3l file extension. Even harmful programs can create .d3l files. Be especially cautious with .d3l files coming from an unknown source!

Can't open a .d3l 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 .d3l file extension is often given incorrectly!

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

3dl, c3l, d3, d31, d3m, d3p, del, dl, dl3, drl, dwl, s3l, w3l

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Disguise 3 Project
Scorched 3D Model Data
PTC Creo Holemaking Parameter Data
FLEXnet Manager Debug Log
VS10XX VSOS Application
Descent 3 Data

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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DataTypes.net >> D3L file