What is the $$M file format?
A file with the .$$M extension is a file known as 3D GameStudio Backup Map. It belongs to the Game Files category. This format is associated with Conitec Datasystems, Inc.
The reliable way to open a .$$M file is with software that recognises this exact format, rather than guessing from the file name. If you are not sure what created a file, our file identifier can read its first bytes and name the real format, even when the file has been renamed.
We are still gathering the list of programs that open .$$M files. A fully verified, hand-written description of this format is being prepared; until then, the details on this page are drawn directly from our database.
Format details
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