ATOM file format description

Many people often share .atom files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .atom files. To address this issue, we have created this page to offer assistance and guidance on handling .atom files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .atom files.

Our aim is to simplify the process and promote seamless use of the .atom file format.

1 filename extension(s) found in our database.

.atom - Atom Syndication Format File

The ATOM document files are related to Internet Explorer. The ATOM file is an Atom Syndication Format File. Atom is an XML-based document format that describes lists of related information known as "feeds". Feeds are composed of a number of items, known as "entries", each with an extensible set of attached metadata. For example, each entry has a title.

Internet Explorer
Document files
- / -
Atom Syndication Format File related extensions:
Hungarian Language Info File
Adobe Soundbooth Score Toolkit Document
Psion Organiser Diary Document
4DIM Interactive Animation
ExamView Test File
SoftPlan Drawing Document

Naturally, other applications may also use the .atom file extension. Even harmful programs can create .atom files. Be especially cautious with .atom files coming from an unknown source!

Can't open a .atom file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .atom file extension is often given incorrectly!

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. By providing this list, we aim to assist users in finding the correct information more easily and improving their overall search experience on our site.

These misspellings were the most common in the past year:

aom, atm, atmo, ato, tom

Is it possible that the filename extension is misspelled?

There is a possibility that the .atom filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .atom:

Adobe Atmosphere World
Adobe After Effects Output Module
Tom Source Code
ATO Modeler Project
Alphacam Lathe Param Macro
Autodesk Simulation Mechanical Auxiliary Output Data

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .atom file format, then write to us! >> ATOM file