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.atom

File Type Generic IconAtom Syndication Format
File Format Standard
Usage Open manually
Popularity ★ ★ ★ ★ ☆  Common
Description

XML-based syndication format, similar to .RSS files; designed to be a universal publishing standard for personal content and weblogs

Open With
Windows

IconFeedDemon

macOS

IconApple Safari

IconNewsGator NetNewsWire

Published 2007
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Information from the PC File Extensions Reference
https://pc.net/extensions/atom
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