FSG file format description

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

2 filename extension(s) found in our database.

.fsg - FreeCol Saved Game

The FSG game data files are related to FreeCol. The FSG file is a FreeCol Saved Game. FreeCol is a turn-based strategy game based on the old game Colonization, and similar to Civilization.

Game Data files
- / -
FreeCol Saved Game related extensions:
KiSS Configuration Data
Star Wars: Empire at War Game Model
id Tech 4 Sound Shader
Stronghold 3 Game Data
GraalOnline Level Data
ROSE Online Movie Data

.fsg - Greeting Card Factory Greeting Card

The FSG document files are related to Greeting Card Factory. The FSG file is a Greeting Card Factory Greeting Card. Greeting Card Factory is a desktop publishing program from Nova Development.

Greeting Card Factory
Document files
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Greeting Card Factory Greeting Card related extensions:
QuarkXPress Dictionary Data
UP! Printer 3D Model
ViaCAD Pro Drawing
Canvas X Drawing
Creativyst Table eXchange Document
Carbon Graphics Geo Data File

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

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

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

bsg, csg, dsg, esg, f5g, fcg, feg, fg, fgs, fs, fsb, fsf, fsh, fsn, fsr

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Besiege Machine
Gforth Forth Stream Source Code
FastStats Analyzer Data
Disciples II Saved Game
FlexiSign Document
Crazy Machines 2 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 >> FSG file