ESM

Bethesda Softworks settings
File type: Game file
Files with esm file extension can commonly be found in games from Bethesda, such as The Elder Scrolls or Fallout series. These are settings files for various functions in the games.
Found 3 different file type records with the same esm filename suffix.
What is esm file?
File type category:
Game file
Date updated: December 15, 2017
The esm file extension is mainly associated with various computer games developed by Bethesda Softworks game studio.
ESM is an data format found in some Bethesda games and contains settings which control many internal functions within the game, such as run speed, jump height, how much skills affect damage, how easy it is to sneak, how condition affects weapons, and many other neat things.
How to open esm file?
These files are usually not opened directly, but saved by the game when user changes settings.
How to convert esm file?
There is no point in conversion of .esm file type but perhaps you could simply edit it using any text editor.
Suggested software to open esm file:
Associated software actions with the esm file
Software apps that manage settings for esm files:
The Elder Scrolls V: Skyrim (Microsoft Windows)
Fallout 3 (Microsoft Windows)
The Elder Scrolls IV: Oblivion (Microsoft Windows)
Enhanced Simplex image
File type category:
Bitmap image file
Date updated: June 23, 2025
The esm file extension is associated with the Enhanced Simplex image format. Probably some rare, heavily specialized format.
The esm file digital images are viewable in the popular XnView picture image management and enhancer for Windows, Mac and Linux.
How to open esm file?
XnView should be able to view *.esm files.
How to convert esm file?
Possibly can be exported to other picture image formats.
Suggested software to open esm file:
Associated software actions with the esm file
Programs for viewing esm files:
XnView MP (Multiplatform)
Software apps that convert esm files:
XnView MP (Multiplatform)
Software apps that print esm files:
XnView MP (Multiplatform)
Europay security module
File type category:
Encoded and encrypted file
Date updated: October 10, 2017
The esm file extension is also used for Europay security modules. One module contains series of TLV (tag length value) files. For smart card media, instance, digital tachograph cards and older credit cards.
How to open esm file?
It is not possible to open the esm extension files.
How to convert esm file?
Files with esm extension are not convertable.