MD5 file format description

Many people often share .md5 files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .md5 files. To address this issue, we have created this page to offer assistance and guidance on handling .md5 files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .md5 files.

Our aim is to simplify the process and promote seamless use of the .md5 file format.

2 filename extension(s) found in our database.

.md5 - MD5 Checksum

The MD5 data files are related to QuickSFV. The MD5 file is a MD5 Checksum. The MD5 algorithm, created by Ronald Rivest, is a way to sign a file to verify its contents mathematically. The hash consists of a 128-bit (16-byte) checksum - also known as a digest - that is generated cryptographically by using the contents of the file.

Category:Data files
Magic:- / -
Aliases:md5sum, md5sums

MD5 Checksum related extensions:

  • ckz QuickSFV Checksum Database
  • crc32 CRC32 Checksum
  • qsfv QuickSFV Data
  • sfv Simple File Verification Checksum

.md0 - Alcohol 120% CD Image Segment

The MD0 disk image files are related to Alcohol 120%. The MD0 file is an Alcohol 120% CD Image Segment. You can burn it or just mount it in a virtual drive.

Application:Alcohol 120%
Category:Disk Image files
Magic:- / -
Aliases:md1, md2, md3, md4, md5, md6, md7, md8, md9

Alcohol 120% CD Image Segment related extensions:

  • afd Advanced Forensics Format Disk Image Part
  • wbfs Wii Backup File System
  • st Atari ST Standard Floppy Disk Image
  • ashdisc Ashampoo Burning Studio Disc Image
  • sacd SACD Image
  • ratdvd RatDVD Compressed Disk Image

Be careful.

It is important to understand that the .md5 file extension is not limited to a particular set of applications. Other programs besides the intended ones can also use the .md5 extension to create files. This includes potentially harmful programs or malware that may generate .md5 files for various purposes. Be especially cautious with .md5 files coming from untrusted or unknown sources.

Can't open a .md5 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize an extension, you receive the following message:

Select an app to open this .md5 file

To set the .md5 file association in Windows 11, you can follow these steps

  1. Open the Settings app by clicking on the Start menu and selecting the gear icon.
  2. In the Settings app, click on System and then select Apps from the left-hand side menu.
  3. Scroll down and click on the Default apps option.
  4. Under the Default apps section, you will find various categories such as Email, Web browser, and Music player.
  5. Locate the category that matches the file type you want to associate, such as Photos for image files or Video player for video files.
  6. Click on the current default app listed under the category. A list of available apps will appear.
  7. Choose the app you want to set as the default for that file type. If the desired app is not listed, click on More apps to see additional options or click on Look for an app in the Microsoft Store to search for apps in the Store.
  8. After selecting the app, it will become the default choice for opening files of that type.

It's worth mentioning that you don't always need to set .md5 file association. Many applications can open .md5 files without requiring any specific file association to be set.

The .md5 file extension is often given incorrectly

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. Our goal in providing this list is to help users find the right information more easily and enhance their overall search experience on our website.

These misspellings were the most common in the past year:

mc5, md, mdr, mdt, mdy, mx5, nd5

Is it possible that the filename extension is misspelled?

There is a possibility that the .md5 filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .md5:

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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If you find the information on this .md5 page useful, please feel free to link to this page. >> MD5 file