What is IDX? What Opens a IDX? File Format List from WhatIs.com

File Extension

IDX File Format

Relational database index (Microsoft FoxPro)

IDX file format

IDX is an indexing file used by many programs on Windows and Macintosh. They are usually connected to database files and help speed data requests and aid efficiency. Converting .IDX to .SRT is common for subtitle files, and can be done with VobSub.

MIME: application/x-latex

Learn more about .IDX files:

Search for answers to .IDX-related questions on IT Knowledge Exchange.

This was last updated in July 2010
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