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.DEB file extension - MS-DOS debug script
What is deb file? How to open deb files?
The deb file extension is associated with the MS Debug (debug.exe or DEBUG.COM), an assembler, disassembler, or hex dump program allowing users to interactively examine memory contents, available in MS-DOS, Microsoft Windows, OS/2 systems.
The deb file stores debug script for MS Debug.
This deb file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
The default software associated to open deb file:
MS-DOS 
(obsolete software)
Company or developer:
Microsoft Corporation
MS-DOS (short for Microsoft Disk Operating System) is an operating system commercialized by Microsoft. It was the most commonly used member of the DOS family of operating systems and was the dominant operating system for computers during the 1980s
List of recommended software applications associated to the .deb file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open deb file, edit deb file, convert deb file, view deb file, play deb file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with deb file - MS-DOS debug script
Click on the software link for more information about MS-DOS. MS-DOS uses deb file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).
Microsoft MS-DOS:
MS-DOS (obsolete/discontinued)
