FDS File - opening and understanding

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

What is a FDS file?

A .FDS file is a Famicom Disk System disk image file. These FDS files store the Famicom Disk System's disk data, a Japan-exclusive storage device for the family home video game console. These files are archived and used in emulators using the FDS file format.

How to open FDS 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 FDS for different purposes.

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

Other file formats using extension .FDS

While Famicom Disk System disk image is a popular type of FDS-file, we know of 2 different uses of the .FDS extension.

The FDS file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a FDS opener may not be able to open all kinds of FDS files. In this case, look through both formats to make sure you find the best suited FDS viewer.

FireDAC database

Through our analysis of FDS files, we know that one use of the format is FireDAC database. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

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

Various viewers for this file format

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

We have not verified any software that we know for certain will work with FDS-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 FDS-files. If you know one, please use the 'Suggest a program' link below and tell us about it!