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

Details of extension .sid

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

Below, you can find answers to the following questions:

  • What is the .sid file?
  • Which program can create the .sid file?
  • Where can you find a description of the .sid format?
  • What can convert .sid files to a different format?
  • Which MIME-type is associated with the .sid extension?
Commodore 64 Music .sid file icon

Commodore 64 Music

SID file is a Commodore C-64 music file. SID either refers to the Sound Interface Device (the chip that produced music and SFX on the C-64), and the music produced by the chip.
Category: Audio files
Application: Sidplay 2
Program name: -
Mime-type: audio/x-sid
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
X-Tracker Music Module
Farandole Composer Music Module
Impulse Tracker Music Module
OctaMED Music Module
MIDI Music
MultiTracker Music Module
Noise Tracker Music Module
Oktalyzer Music Module
Real Tracker Module
Steam Game Backup Data .sid file icon

Steam Game Backup Data

SID file is a Steam Game Backup Data. Steam is a digital distribution, digital rights management, multiplayer and communications platform developed by Valve Corporation.
Detailed description not available
Category: Data files
Application: Steam
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Steam Game Cache File
Steam Game Backup Metadata
Steam Game Backup Info
Valve Steam Client Registry Data
Steam Package Data
Valve Steam Compressed Game Resource
Steam Guard Data
Multi-resolution Seamless Image Database .mrsid file icon

Multi-resolution Seamless Image Database

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

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

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Synfig Studio Project Configuration File
Windows NT Setup Information File
KilnView Log Signature
ElmerSolver Command File
Autodesk AutoSketch Drawing
Cytoscape Simple Interaction Format File
Lotus Notes User ID File
AutoDesk Softimage Document

The .sid filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

sif (60), sir (24), skd (12), sic (12), wid (12), sis (10), id (10), sld (9), si (9), sd (9), cid (7), isd (6), sdi (5), xid (5), sod (4)

Can't open a .sid file?

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

Windows can't open this file:

File: example.sid

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 2003/2008/2012, Windows 7, Windows 8, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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