File Extension Library

.FGD File Extension

  • Developer by: Valve
  • Category: Game Files
  • Format: Text

What is an .FGD file?

.FGD file extension is created by Valve. .FGD has been classified as Game Files. The format of .FGD file is Text.

.FGD is Forge Game Data File

Game definition file used by Hammer Editor, a component of the Source SDK used to make map files for Valve games; describes all entities used by a game; enables game modifiers to reference game entities when creating custom game modifications.

FGD files are available for popular Valve games, such as Half-Life, Counter-Strike, and Team Fortress Classic.

NOTE: The Hammer Editor program was originally developed using the name "The Forge," which was used as the basis for naming FGD files.

List of all softwares that can open the Forge Game Data File
Valve Source SDK

How to Open .FGD file on different platforms

Open .FGD File on Windows

  • Right-click a .FGD
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .FGD file and Select check box "Always use this app to open .FGD files" Press "Ok"

Open .FGD File on Mac

  • Right-click (or Ctrl + Left-click) the .FGD file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .FGD File on Linux

Right click on the .FGD file, choose "Open with" and select a program from the list above

Open .FGD File on iPhone

Select a file. If you don't see an application to open the .FGD file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .FGD File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .FGD files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .FGD files

  1. You need to update the application that you normally use to open .FGD files. Only the latest version of the software supports the current .FGD file format
  2. You need to check the .FGD file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)