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How to open .idx file extension?

File Type : System file type
Compatible with (WinXP,Vista,Win7,Win8 and Win10)

Looking for a program to open .idx files?

"Windows unable to open a file!" is probably the most common error faced by millions every day. This is either because the program required to open a file is not available on your system or there may be other issues.

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What is .idx file extension?

.idx file extension is a known file type. This section of tells you everything you need to know about this extension.
The files with the .IDX extension store an index of files used by various programs. It is used by search functions to speed up searches. Once the hard disk, directory of files, or database is indexed, the data can be searched and sorted more efficiently. It is mostly used by Microsoft FoxPro, Corel QuickFinder, ESRI ArcView, ICQ, and other programs.
You can see a list of software programs here on that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open .idx files:

Microsoft Windows:
  • ESRI ArcGIS for Desktop
  • ICQ
  • CyberLink PowerDVD 15
  • VideoLAN VLC media player
  • URUWorks Subtitle Workshop
  • DVDSubEdit
  • VideoLAN VLC media player
  • SMPlayer
Apple Mac OS X:
  • MPlayer
  • VideoLAN VLC media player