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>> GM81 file

GM81 file format description

Many people share .gm81 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .gm81 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .gm81 files.

1 filename extension(s) found in our database.

.gm81 - Game Maker 8.1 Data

GM81 file is a Game Maker 8.1 Data. Game Maker is a game development software application written by Mark Overmars in the Delphi programming language. Overmars released it in 2000.

.gm81 file format description:
GM81 format
Development files
- / -
Game Maker 8.1 Data related links:
Game Maker 8.1 Data related extensions:
Game Maker 3D Data
Game Maker Backup File
GameMaker Studio Extension
Game Maker 6.x Data
Game Maker Background Image
Game Maker 4.x Data

Naturally, other applications may also use the .gm81 file extension. Even harmful programs can create .gm81 files. Be especially cautious with .gm81 files coming from an unknown source!

Can't open a .gm81 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 .gm81 file extension is often given incorrectly!

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


Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Heroes of Might and Magic III Saved Game
Stronghold Crusader GM1 Image
Gerber Mechanical Layer 1 Data

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