Home : File Types : OBI File

.OBI File Extension

FREE DOWNLOAD Open over 300 file formats with File Viewer Plus.

File TypeOutlook RSS Subscription File

4.5 (2 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
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.

Programs that open OBI files
Microsoft Outlook 2016
Updated 2/24/2010