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Details of extension .fi

On this page, we're going to take a closer look at the .fi file extension. We'll explain what exactly a .fi fileformat is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .fi files into different formats, we'll give you some tips on how to do that too. Let's see the 3 file formats associated with this file extension!

Contents

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fi file - Gforth Image File

Gforth Image File

The FI file is a Gforth Image File. Gforth is the Forth implementation of the GNU project. An image file is a file containing an image of the Forth dictionary, i.e., compiled Forth code and data residing in the dictionary.
Category: Development files
Application: Gforth
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.fs Forth Source Code
.fb Gforth Blocks File
.fs Gforth Forth Stream Source Code
Links:
-
fi file - XenoView Results Data

XenoView Results Data

The FI file is a XenoView Results Data. XenoView is software package for molecular simulations. It includes Graphical User Interface which allows to create molecular structure, see it on the screen, run simulations, and easily monitor and analize the results on the screen.
Category: Data files
Application: XenoView
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.xtp XenoView Template Data
.xfn XenoView Functions Data
.avf XenoView Atomic Velocities Data
.xgr XenoView Graph Data
Links:
-
fi file - Fortran Interface File

Fortran Interface File

The FI file is a Fortran Interface File. Fortran is a computer programming language originally developed in the 1950s. It is still used for scientific computing and numerical computation half a century later. It is sometimes considered the earliest cross platform (standardized) programming language.
Category: Development files
Application: Fortran Tools
Program name: -
Mime-type: text/x-fortran
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Related extensions:
.f4 Fortran IV Source Code
.1t Fortran 1T Data
.f Fortran Source Code
.fd Fortran Declaration File
Links:
-

The .fi file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .fi extension may contain various content types. If you have helpful information about this extension, write to us!

Could someone have spelled the .fi file extension wrong?

In our database, we came across the following similar extensions:

.bi Microsoft Visual Basic Include
.if IFWin Project File
.fo XSL-FO Formatted Form
.ti Homeworld Tactical Icon Data
.ri Lotus 1-2-3 Data File
.ei Electric Image

The .fi extension is frequently misused

People sometimes confuse the .fi filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

bi (1), vi (1), gi (1), fo (1), ri (1), if (1), ei (1), ci (1), fu (1), fk (1)

Having trouble opening a .fi file?

If you want to open a .fi file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .fi association can trigger this error.

Windows can't open this file:

File: example.fi

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android