OK file format description

Many people share .ok files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .ok file can be edited, converted or printed with. On this page, we try to provide assistance for handling .ok files.

3 filename extension(s) found in our database.

.ok - Dot OK MD5 Hash

The OK file is a Dot OK MD5 Hash. Dot OK is a simple file naming system for appending a digest of a file's data to its name and verifying/removing it.

Data files
- / -
Dot OK MD5 Hash related extensions:
Backup Express Pro Data
MicroSim PCBoard Design Information
Rainmeter Skin
CN3 Compressed Extended Ephemeris Data
SysEx Librarian Data
Lightwave 3D Normal Map

.ok - Qedit OK Data

The OK development files are related to Qedit. The OK file is a Qedit OK Data. Qedit is a full-screen editor for programmers on MPE and HP-UX.

Development files
- / -
Qedit OK Data related extensions:
QEdit Data
Qedit QM Data
Qedit Data
Qedit Script

.ok - IBM Content Navigator Completed Task Log

The OK data files are related to IBM Content Navigator. The OK file is an IBM Content Navigator Completed Task Log. IBM Content Navigator is a web client that provides users with a console for working with content from multiple content servers.

IBM Content Navigator
Data files
- / -
IBM Content Navigator Completed Task Log related extensions:
Condes Event Data
Music Module List
MIME Encoded Data
ARTA Overlay Data
ZixCorp Signature Data
FCEUX Saved State

Naturally, other applications may also use the .ok file extension. Even harmful programs can create .ok files. Be especially cautious with .ok files coming from an unknown source!

Can't open a .ok 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 a filename extension, you receive the following message:

Windows can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .ok file extension is often given incorrectly!

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

ik, kk, ko, lk, oj, ol, om, oo, pk

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

SyncCrypt Ransomware Encrypted Data
FreePascal Object
PTC Creo Model File
Linux 2.6 Kernel Object
Adobe Audition v3 Peak File
Altair FEKO Charges Data

Operating systems

DataTypes.net currently supports the following operating systems:

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

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


If you have useful information about the .ok file format, then write to us!

DataTypes.net >> OK file