THEME File

What are THEME files and how to open them

Are you having problems opening a THEME file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a THEME file?

THEME files have multiple uses, and Icon Theme Index is one of them. Read more about the other uses further down the page.

Icon Theme Index

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open THEME files

Important: Different programs may use files with the THEME file extension for different purposes, so unless you are sure which format your THEME file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested three different THEME openers which you will find listed below.

Last updated: February 24, 2023

All known file formats using extension .THEME

While Icon Theme Index is a popular type of THEME-file, we know of 2 different uses of the .THEME file extension. Different software may use files with the same extension for different types of data.

Windows Desktop Theme

We know that one THEME format is Windows Desktop Theme. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Various apps that use files with this extension

These apps are known to open certain types of THEME files. Remember, different programs may use THEME files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about THEME file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.