File Extension Library


.FS File Extension

  • Developer by: Microsoft
  • Category: Developer Files
  • Format: Text

What are .FS files and how to open them?

Can't open .FS 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 .FS file.

What is a .FS file extension?

.FS file extension is created by Microsoft. .FS has been classified as Developer Files. The format of .FS file is Text.

.FS is Visual F# Source File

Source code file written in Microsoft's F# (pronounced "F Sharp") programming language, which is a variant of the ML language; can be written using the Visual F# component of Microsoft Visual Studio 2010; used for compiling F# code into .DLL or .EXE program executables.

F# is designed for use with Microsoft's .NET library and tools. It was formally introduced with Microsoft's 2010 release of Visual Studio.

List of all softwares that can open the Visual F# Source File
Windows
Microsoft Visual Studio 2017
File Type 2:

Mac OS X File System Plug-in

Developer by: Apple Category: Plugin Files

Plugin that enables support for a certain file system in Mac OS X; allows the Mac operating system to recognize hard drives and other media formatted with different file systems.

Examples of file system plugins include "hfs.fs," "msdos.fs," and "cd9660.fs." Each FS file is saved as a Mac OS X bundle, but is defined as a plugin. They are stored by default in the "/System/Library/Filesystems" directory.

NOTE: FS files should not be opened manually since they are system files.

List of all softwares that can open the Mac OS X File System Plug-in
Mac
Apple OS X
File Type 3:

FlexiSIGN Document

Developer by: SA International Category: Vector Image Files Format: Binary

Image file created by one of SAi's Flexi FAMILY software products; stores the text, graphics, dimensions, and plotting properties for a sign; used for printing banners and other signs on large-scale plotters and cutters; can be exported as a .PDF or .EPS file using the software.

Flexi FAMILY products include FlexiSIGN, FlexiSIGN-PRO, FlexiEXPERT, FlexiPRINT & CUT, FlexiLETTER, FlexiDESIGNER, FlexiENGRAVE, and FlexiENGRAVE-PRO.

List of all softwares that can open the FlexiSIGN Document
Windows
SAi Flexi FAMILY
Mac
SAi Flexi FAMILY

How to fix problems with .FS files

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