An idx file extension is related to the Hellgate: London video game. An idx file stores game data.
IDX file extension - Hellgate: London game archive
What is idx file? How to open idx files?
File type specification:
The idx file extension is associated with the computer game Hellgate: London. The idx file contains game data.
Most likely some old format without support. No further information could be found.
This idx file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
The default software associated to open idx file:
Company or developer:
Electronic Arts, Inc.
Hellgate: London is an action-RPG very similar to Diablo II. At the beginning you choose one of the three available factions called "The Templar", "The Cabalists" and "The Hunters".
List of recommended software applications associated to the .idx file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open idx file, edit idx file, convert idx file, view idx file, play idx file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with idx file - Hellgate: London game archive
Click on the software link for more information about Hellgate: London. Hellgate: London uses idx file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).