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

Details of extension .cap

Below, you can find answers to the following questions:

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

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

JavaCard Converted Applet .cap file icon

JavaCard Converted Applet

CAP file is a JavaCard Converted Applet. JavaCard refers to a technology that allows small Java-based applications (applets) to be run securely on smart cards and similar small memory footprint devices.
Category: Archive files
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Java Class
Java Archive
Java Source Code
JRun Server Application
Java Manifest File
Java Application Descriptor
BlackBerry COD Archive
Java Serialized Object
Digital Signature
Libpcap Captured Packets .cap file icon

Libpcap Captured Packets

CAP file is a Libpcap Captured Packets. Libpcap support saving captured packets to a file, and reading files containing saved packets. Applications can be written, using libpcap or WinPcap, to be able to capture network traffic and analyze it, or to read a saved capture and analyze it, using the same analysis code.
Category: Data files
Application: WireShark
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Accellent 5View Packet Capture
Network Trace And Retrieval Dump
Mac OS X Wireless Diagnostics Captured Packets
Capella Music Score .cap file icon

Capella Music Score

CAP file is a Capella Music Score. Capella is a music notation program or Scorewriter developed by the German company Capella Software AG.
Detailed description not available
Category: Document files
Application: Capella
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Bagpipe Music Score
Capella XML Music Score
MuseData Score

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

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Silverlight Application Package
XACT Project File
Microsoft Office Assistant Preview
WebSuite Active Page
Microsoft Access Data Access Page
Initial Telnet Cache
OpenSSL Certificate Authority Data
Visual Studio Analyzer Project
Radiance Function File

The .cap filename extension is often given incorrectly!

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

xap (22), cal (20), ca (10), acp (8), dap (6), ap (6), vap (5), sap (4), cpa (4), cwp (4), cxp (3), czp (3), cp (3), fap (2)

Can't open a .cap file?

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

Windows can't open this file:

File: example.cap

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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