.atom Atom syndication feed
Other formats
| MIME type | application/atom+xml |
|---|---|
| Description | Atom syndication feed |
| Category | Other formats |
| Signature (magic bytes) | 3C 66 65 65 64 20 (<feed ) |
| Based on | application/xml |
Frequently asked questions
What is a .atom file?
A .atom file is a “Atom syndication feed” (MIME type application/atom+xml).
How do I open a .atom file?
With the program that created the file. On Linux, xdg-mime query default with the MIME type shows the default application, and xdg-open opens the file with it.
How can you tell a genuine .atom file?
By the bytes at the start of the file, the signature (magic bytes): 3C 66 65 65 64 20 (<feed ). On Linux and macOS, file --mime-type example.atom checks the real type regardless of the extension.
Which format is .atom based on?
Technically a .atom file is a subtype of “XML document” (application/xml), so programs for that base format can often read it too.
Which MIME type belongs to .atom?
The MIME type is application/atom+xml. In the Apache web server: AddType application/atom+xml .atom; in nginx: types { application/atom+xml atom; }.