Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .mrsid

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .mrsid file?
  • Which program can create the .mrsid file?
  • Where can you find a description of the .mrsid format?
  • What can convert .mrsid files to a different format?
  • Which MIME-type is associated with the .mrsid extension?
Multi-resolution Seamless Image Database .mrsid file icon

Multi-resolution Seamless Image Database

The MRSID file is a Multi-resolution Seamless Image Database. MrSID is a wavelet-based image compression technology which can utilise both lossy and lossless encoding. This technology was acquired in its original form from Los Alamos National Laboratories (LANL), where it was developed under the aegis of the U.S. government for storing fingerprints for the FBI. Now is is developed and distributed by the LizardTech, Inc.
Category: Graphic files
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
sdw, sid
Related extensions:
MrSID Level 8 Image
MrSID Image
MrSID Bitmap Image
MrSID World Data

Other types of files may also use the .mrsid file extension. If you have helpful information about .mrsid extension, write to us!

Can't open a .mrsid file?

If you want to open a .mrsid file on your computer, you just need to have the appropriate program installed. If the .mrsid association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.mrsid

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android