What is the D11 file format?
A file with the .D11 extension is a file known as Macro Mania Data. It belongs to the Misc Files category. This format is associated with NorthStar Solutions, LLC..
The reliable way to open a .D11 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 .D11 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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