Open eBook format
File type: E-book file
Files with oeb file extension are associated with the Hamster Free eBook Converter.
Found 2 different file type records with the same oeb filename suffix.
File type category:
E-book file
Date updated: August 28, 2017
Record marked as obsolete and not updated for a long time.
The oeb file extension is related to Open eBook format. This is the predecessor of EPUB format. It was used in the past by EBookwise-1150, MobiPocket, and Microsoft Reader.
It is an open format defined by the Open eBook Forum of the International Digital Publishing Forum.
Use compatible tools to work with *.oeb files.
The oeb files can be exported to other formats.
Software apps that convert oeb files:
Microsoft Windows
There is hundreds of various ebook readers and dozens of ebook file formats on market. It can somet...
File type category:
Backup file
Date updated: September 27, 2026
Outlook Express Backup Wizard uses the OEB file format to collect Outlook Express data in a single backup file. The package can include email data and related Outlook Express settings.
The format belongs to a legacy Windows utility and is intended to be used with Outlook Express Backup Wizard when restoring the saved data. OEB files are primarily encountered in older Windows backups.
Open the file with Outlook Express Backup Wizard on Microsoft Windows. Use the program's restore or recovery function rather than opening the file as a document.
Outlook Express itself does not normally open an OEB backup package.
OEB files are backup packages, not documents intended for format conversion. Use Outlook Express Backup Wizard to restore the contents, then export the recovered mail or other data from Outlook Express if a different format is required.
Software applications that can open oeb files:
Microsoft Windows
Software apps that create oeb files:
Microsoft Windows
Software apps that backup oeb files:
Microsoft Windows
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