FS file: How can I open a .FS file?
The table below provides useful information about the .fs file extension. It answers questions such as:
- What is the .fs file?
- What program do I need to open a .fs file?
- How can the .fs file be opened, edited or printed?
- How can I convert .fs files to another format?
We hope you find this page helpful and a valuable resource.
✅ FlexiSign Document

The FS file is a FlexiSign Document. FlexiSign is a software package designed for the commercial sign industry. It is designed for generating graphics to be cut using a vinyl plotter or printed using a variety of sign industry related printers.
✅ Forth Source Code

The FS file is a Forth Source Code. Forth is an imperative stack-based computer programming language and programming environment.
✅ F# Implementation

The FS file is a F# Implementation. F# is a mature, open source, cross-platform, functional-first programming language which empowers users and organizations to tackle complex computing problems with simple, maintainable and robust code.
✅ Edinburgh Instruments FLS1000 Data

The FS file is an Edinburgh Instruments FLS1000 Data. The FLS1000 is a spectrometer for the most demanding fluorescence analysis applications in Photophysics, Photochemistry, Materials Sciences and Life Sciences.
✅ FormSaver Data

The FS file is a FormSaver Data. FormSaver is a W*API Plugin for Macintosh web servers.
✅ Gforth Forth Stream Source Code

The FS file is a Gforth Forth Stream Source Code. Gforth is the Forth implementation of the GNU project. A block is a 1024-byte data area, which can be used to hold data or Forth source code.
✅ Mac OS X Filesystem Plugin

The FS file is a Mac OS X Filesystem Plugin. Mac OS X is a line of Apple operating systems included in every modern Macintosh (Mac) computer.
✅ RMCProfile Sulphur and Fluorine Data

The SF file is an RMCProfile Sulphur and Fluorine Data. RMCProfile is a Reverse Monte Carlo based modelling program that allows the reconstruction of a 3D model of the system under study, which fits the experimental data.
⚠ Be careful with .fs files.
It's important to know that the .fs file extension can be used by various programs, not just the ones you expect. This includes potentially harmful software or malware that might create .fs files. Be cautious when dealing with .fs files from unknown sources.
🚫 The .fs file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .fs file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Select an app to open this .fs file
It means that the operating system does not have a default app associated with the .fs file type. To resolve this issue and open the file, you can take the following steps:
- Right-click on the .fs file. A context menu will appear.
- From the context menu, select Open with. Windows will display a list of recommended apps.
- If the desired app is listed, select it from the provided options.
- If you cannot find the appropriate app, you may need to install software that supports the specific file type.
If you don't know how to change the default app for the .fs file, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. The extension of a file serves as a hint to the operating system and various software programs about the type of data contained within the file. When you alter a file's extension, you essentially modify how software applications interpret and handle that file. Every file has a specific format, also known as its file type or file format. The problem is, changing the file extension does not change the file format.
If you have helpful information about the .fs file extension, write to us.