.FS File Overview

File Extension: FS
File Type Description: Visual F# Source File
File Type Developer: Microsoft Corporation
Primary Associated Software: Microsoft Visual Studio
Primary Software Developer: Microsoft Corporation

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What is File Extension FS?

The FS file extension is a Visual F# Source File file developed originally by Microsoft Corporation for Microsoft Visual Studio. Data from our web servers (annonymous users) show that FS files are most popular in China and are often used by Windows 10. A vast majority of these users are opting to use Google Chrome as their preferred internet browser.

Top FS User Languages

Top FS File User Browsers

Desktop Friendly?


Mobile Friendly?


Most Popular FS File Countries

Top User Operating Systems

Windows 7 Windows 10 Windows 8.1 Windows XP

Associated Operating Systems


Other File Types Related to FS Files

Extension File Type Developer File Category File Type Description
.H264 Ulead Systems Video Files H.264 Encoded Video File
.CUE Unknown Developer Disk Image Files Cue Sheet File
.14 PTC Backup Files Versioned Pro/Engineer Project File
.ALI Microsoft Corporation Data Files Dynamics AX Label Index File
.XNB Microsoft Corporation Game Files XNA Game Studio Binary Package
.QTM Apple Video Files Apple QuickTime Movie
.APPCONTENT-MS Microsoft Corporation Settings Files Microsoft Windows Application Content
.DBE Microsoft Corporation Backup Files ActiveSync Backup File Format
.CUS Autodesk, Inc. Settings Files AutoCAD Custom Dictionary File
._VCSXSLN80 Microsoft Corporation Data Files Microsoft Visual Studio File

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