$01 File

Did your computer fail to open a $01 file? We explain what they are used for and recommend software that we know can open or otherwise handle your .$01 files.

What is a $01 file?

The .$01 file extension is most commonly associated with DOS pipe files. These files contain text files that can be "piped" by a DOS application. They are often used to debug software programs. The files are saved in text format.

Suggest another file format using extension $01

While we know of one file format using the .$01 file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .$01 file.