FSD File - opening and understanding

Did your computer fail to open a FSD file? We explain what they are used for and recommend software that we know can open or otherwise handle your .FSD files.

What is a FSD file?

The .fsd file extension is used by a variety of software programs for a broad range of file formats. Files with the .fsd file suffix are most commonly contain COCO AmsterCHEM flowsheet documents.

The .fsd file extension is also used for backup files created by the FacetWin backup software and Sheets document files.

How to open FSD files

You will need a program compatible with the specific file you are trying to open, as different programs may use files with file extension FSD for different purposes.

While we have not verified the apps ourselves yet, our users have suggested 5 different FSD openers which you will find listed below.

Suggest another file format using extension FSD

While we know of one file format using the .FSD 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 .FSD file.

Various viewers for this file format

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

FullShot ApplicationFullShot ApplicationUser submitted
COFE SimulatorCOFE SimulatorUser submitted
X-Sim InstallerX-Sim InstallerUser submitted
Fire System DesignerFire System DesignerUser submitted
SyncManSyncManUser submitted
We have not verified any software that we know for certain will work with FSD-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with FSD-files. If you know one, please use the 'Suggest a program' link below and tell us about it!