File Extension Library


.FSX File Extension

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

What are .FSX files and how to open them?

Can't open .FSX 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 .FSX file.

What is a .FSX file extension?

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

.FSX is Visual F# Script File

Script written in F# (pronounced "F Sharp"), a functional programming language formally introduced by Microsoft with Visual Studio 2010; can be run with the "F# Interactive" component of Visual Studio; used for scripting F# code instead of compiling it.

Unlike F# source code files (.FS extension), FSX files are not compiled into .DLL or .EXE files and then and run. Instead, they are executed as a script by F# Interactive.

NOTE: F# Interactive mode can be started in Visual Studio by selecting a segment of F# code and pressing Alt-Enter. F# scripts also use the .FSSCRIPT extension.

List of all softwares that can open the Visual F# Script File
Windows
Microsoft Visual Studio 2017

How to fix problems with .FSX files

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