>> GM5 file

GM5 file format description

Many people share .gm5 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .gm5 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .gm5 files.

1 filename extension(s) found in our database.

.gm1 - Heroes of Might and Magic III Saved Game

The GM1 game data files are related to Heroes of Might and Magic III. GM1 file is a Heroes of Might and Magic III Saved Game. Heroes of Might and Magic III is a turn-based strategic war game, set up in a classical role-playing game Environment.

Heroes of Might and Magic III
Game Data files
- / -
gm2, gm3, gm4, gm5
Heroes of Might and Magic III Saved Game related extensions:
Cube 2 Map Data
Star Wars: Galaxies 3D Model
GURPS Data File
Krazy Rain Note
Oblivion Mod Archive
Backgammon for Windows Saved Game

Naturally, other applications may also use the .gm5 file extension. Even harmful programs can create .gm5 files. Be especially cautious with .gm5 files coming from an unknown source!

Can't open a .gm5 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 .gm5 file extension is often given incorrectly!

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

rm5, gmr, g5, gmy, gh5, tm5, nm5, gmt, gm

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Schlafhorst Graphical Monitor Record
RevMan v5 Review
CAMtastic Mid Layer Gerber Data
FileMaker Pro Data
Global Mobile Television
Mplus GH5 Data

Operating systems

DataTypes.net 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

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