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.OBI File Extension

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File TypeOutlook RSS Subscription File

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CategorySettings Files


This file is saved in an XML format. You can view the XML structure and contents of the file in a text editor.


File created by Microsoft Outlook, a calendar and email program; contains RSS subscription names and properties in an XML format; used to store RSS feed subscriptions for an outlook profile.

More Information

OBI files are named using the convention <profilename>.sharing.xml.obi. They are typically located in the following user directory:

OBI files can be exported to Outline Processor Markup Language (.OPML) files by selecting the following option in Outlook: File → Import and Export → Export all RSS feeds as OPML file.

Program(s) that open .OBI files
Microsoft Windows LogoWindows
Microsoft Outlook 2016
Updated 2/24/2010