Files with hpfs file extension could be found on old OS/2 platform and related to High Performance File System.
Software that open hpfs file
HPFS file extension - OS/2 High Performance File System
What is hpfs file? How to open hpfs files?
File type specification:
The hpfs file extension is mainly related to High Performance File System on OS/2 platform. As the operating system is no longer actively used, the same can be said about this file format.
This hpfs 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 hpfs file:
Company or developer:
IBM
OS/2 is operating system developed by IBM for personal computers. OS/2 is no longer marketed by IBM and support for OS/2 was discontinued in 2006. OS/2 is very similar like Windows in many ways, but also has similarities with Unix. The last version of OS/2 is named OS/2 Warp.
List of recommended software applications associated to the .hpfs 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 hpfs file, edit hpfs file, convert hpfs file, view hpfs file, play hpfs file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with hpfs file - OS/2 High Performance File System
Click on the software link for more information about OS/2. OS/2 uses hpfs 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.).