An eff file extension is related to the EverQuest and used for its effect files.

There are 2 other file types using
the EFF file extension!

empty icon.eff - eFileFolders file format

empty icon.eff - Bioware Infinity game engine effects

Detailed description

Software that open eff file

Add comment

Bookmark & share this page with others:

EFF file extension - EverQuest effects

What is eff file? How to open eff files?

File type specification:

Game file type icon Game file type

The eff file extension is related to the EverQuest, a massively multiplayer online role playing computer game for Microsoft Windows and Apple Mac OS X (macOS) operating systems.

The eff file contains graphics effects visualized in the game.

The default software associated to open eff file:

EverQuest II icon

Sony Corporation logoEverQuest II  Microsoft Windows software

Company or developer:
Sony Corporation

EverQuest II is massively multiplayer online role-playing game (MMORPG). EverQuest II is situated to the world of Norrath five hundred years after the original story of EverQuest I. In the game player completes adventure missions, explores the world, kills monsters and gains treasures and experience and interacts with other on-line players.

Help how to open:

Probably not meant to be accessed by the user.

How to convert:

Probably cannot be converted to anything else.

List of recommended software applications associated to the .eff 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 eff file, edit eff file, convert eff file, view eff file, play eff file etc. (if exist software for corresponding action in's database).

Unspecified and all other actions for computer programs working with eff file - EverQuest effects

Click on the software link for more information about EverQuest II. EverQuest II uses eff 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.).

Microsoft Windows:

Previous file extension
EFC file extension > Game file types

Next file extension
file extension EFF


Follow us!

Enter any file extension without dot (e.g. pdf)
Search for file extension details and associated application(s)

RSS feed