SDF File Type

- The quick facts

What are SDF files and how to open them

Are you having problems opening a SDF 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 SDF file?

SDF files have multiple uses, and Simple Data Format is one of them.

Simple Data Format

Simple Data Format is a file format used by numerical modelers. It was invented by George H. Fisher of the Space Sciences Lab at UC Berkeley in 2007.

The format's goal was to provide a way of reading and writing output data from numerical simulations that preserve full precision. Furthermore, the format is simple, easy to use, and supports files of several gigabytes.

How to open SDF files

Important: Different programs may use files with the SDF file extension for different purposes, so unless you are sure which format your SDF 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 SDF openers which you will find listed below.

Last updated: June 29, 2022

More file formats using the SDF extension

Through our research of SDF files, we know that the following formats exist. However, we have not yet analyzed them in detail.

  • SQL Server Compact Database
  • Altium Simulation Data File
  • Gazebo Spatial Data File
  • IEEE DASC Standard Delay Format
  • Kawai Music Score
  • Microsoft Speech Definitions File
  • PlayStation Sprite Editor Project
  • Super Data Format
  • Zulu Effects Chain

Various apps that use files with this extension

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

Sharpdesk DesktopSharpdesk DesktopUser submitted
ARES ProfessionalARES ProfessionalUser submitted
Altium DesignerAltium DesignerUser submitted
Electronic TechnicianElectronic TechnicianUser submitted
Protel SEProtel SEUser submitted
ShowBiz DVDShowBiz DVDUser submitted
Altium Designer SummerAltium Designer SummerUser submitted
ChemAxon MarvinChemAxon MarvinUser submitted
Microsoft OfficeMicrosoft OfficeUser submitted
Desktop Document ManagerDesktop Document ManagerUser submitted

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