SFD File

What are SFD files and how to open them

Are you having problems opening a SFD 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 SFD file?

SFD files have multiple uses, and Mozilla Spam Filter Definition is one of them. Read more about the other uses further down the page.

Mozilla Spam Filter Definition

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 SFD files

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

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

Last updated: April 13, 2023

All known file formats using extension .SFD

While Mozilla Spam Filter Definition is a popular type of SFD-file, we know of 3 different uses of the .SFD file extension. Different software may use files with the same extension for different types of data.

Sofdec Video

We know that one SFD format is Sofdec Video. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

SFD opener for Windows

We have identified one SFD opener that is compatible with this specific type of SFD file.

Spline Font Database

We know that one SFD format is Spline Font Database. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Various apps that use files with this extension

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

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about SFD file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.