.IDX

.IDX file extension

This is the basic program to work with .IDX extension

ALShow

ALShow ALShow IDX File

The ALShow Codecs Included Movie Player plays any video for you without searching for codecs. Online Codecs Center downloads video codecs and audio codecs automatically when needed. Free movie player download and free codecs to play videos... (more)

The program works with the following extensions: avi, mkv, vob, ifo, wmv, dat, mp4, wm, tp, mov, qt, mpa, mka, mpe, ogm, mpg, m4e, wvx, 3gp, wmp, m4a, sub, m4v, idx, ask, bmk, asf, smi, asx, divx, mpeg and smil

.IDX extension is also supported by the following programs:

LEd

LEd LaTeX index file

General Knowledge Base

General Knowledge Base General Knowledge Base Database File

Create and maintain knowledge base. Organize your documents, notes, web pages.
DPSurvey

DPSurvey DPSurvey's file

ObjectStore

ObjectStore Subtitle File

WinEdt

WinEdt MakeIndex Index Entries

Edit LaTeX documents, HTML pages, and other text files.