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What are INDEX files and how to open them

Are you having problems opening an INDEX file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your INDEX files.

What is an INDEX file?

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

AmiAtlas Index File

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 INDEX files

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

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

Last updated: July 31, 2023

All known file formats using extension .INDEX

While AmiAtlas Index File is a popular type of INDEX-file, we know of 3 different uses of the .INDEX file extension. Different software may use files with the same extension for different types of data.

AmigaGuide Index File

AmigaGuide is a document file format designed for the Commodore Amiga home computer. It stores files in plain ASCII so it is possible to read and edit a file without the need for special software.

ImageFinder Index File

ImageFinder is an image organization software for the Commodore Amiga home computer. It stores image indexes in INDEX files.

Various apps that use files with this extension

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

EnCaseEnCaseUser submitted
KZodKZodUser submitted
RealPlayerRealPlayerUser submitted
TeraPadTeraPadUser submitted

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 INDEX file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.