ODB Document — A .odb file is a ODB Document. It is a document format used for word processing, spreadsheets, presentations or ebooks.
Quick facts
What is .odb
A .odb file is a ODB Document. It is a document format used for word processing, spreadsheets, presentations or ebooks.
In the mime-db registry it maps to application/vnd.oasis.opendocument.database. When serving .odb over HTTP, set the Content-Type header as shown in Developer info below.
Related entities: it maps to application/vnd.oasis.opendocument.database — and is delivered over HTTP via the Content-Type header.
How to open .odb files
Developer info
When served over HTTP, responses should set the following header:
Content-Type: application/vnd.oasis.opendocument.database
Common software that reads/writes .odb:
Relation chain
Related extensions
Related MIME types
Common uses
How to edit .odb files
How to create .odb files
Frequently asked questions
Common options include Microsoft 365, LibreOffice, Adobe Acrobat. You can also open many of these files with built-in viewers or a browser.
Create a new file in any text editor or the app that owns the format and save it with the .odb extension.
application/vnd.oasis.opendocument.database is the media type identifier used for .odb files during network transfer (for example in the HTTP Content-Type header).
Sources & standards
Updated 2026-08-18
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