File Extension Library


.FMK File Extension

  • Category: Various data Files

What are .FMK files and how to open them?

Can't open .FMK file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .FMK file.

What is a .FMK file extension?

.FMK file extension has been classified as Various data Files.

.FMK is Fortran PowerStation make data

The fmk file extension is mainly related to Fortran programming language and used in Microsoft Fortran PowerStation program.

These fmk files are make files generated using the program.  Old program and obsolete file format.

.FMK file format is deprecated and this file format is no longer supported.

Currently, .FMK file type is not actively used and is obsolete. This usually happens with system files in older operating systems, files from long-discontinued software, or with previous versions of some file types (documents, projects, images, etc.) that were replaced in later versions of the original programs.


How to open:

Probably not meant to be accessed by the user.

How to convert:

There is probably no real way how you can convert this particular file type to anything else.

How to fix problems with .FMK files

  1. You need to update the application that you normally use to open .FMK files. Only the latest version of the software supports the current .FMK file format
  2. You need to check the .FMK file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)