FSF File Type

- The quick facts

What are FSF files and how to open them

Are you having problems opening a FSF file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a FSF file?

A .FSF file is a Quartus Software Build Settings file.

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open FSF files

Important: Different programs may use files with the FSF file extension for different purposes, so unless you are sure which format your FSF file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 10 different FSF openers which you will find listed below.

Last updated: April 7, 2013

Suggest another file format using extension FSF

While we know of one file format using the .FSF file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .FSF file.

Various apps that use files with this extension

These apps are known to open certain types of FSF files. Remember, different programs may use FSF files for different purposes, so you may need to try out a few of them to be able to open your specific file.

ViceVersa ProViceVersa ProUser submitted
ContigExpressContigExpressUser submitted
BestSyncBestSyncUser submitted
ViceVersa PlusViceVersa PlusUser submitted
FlightScope Firmware WriterFlightScope Firmware WriterUser submitted
FormsFormsUser submitted
ViceVersa - FREEViceVersa - FREEUser submitted
Real FormsReal FormsUser submitted
FisherSolveFisherSolveUser submitted
SWS-ViewerSWS-ViewerUser submitted