.OEX File Extension

Opera Extension

Developer Opera Software
4.0  |  22 Votes

What is a OEX file?

Extension file used by the Opera Web browser; contains data that adds new functionality to the application; can be used for user interface widgets, such as buttons and search bars, or for running hidden functions in the background.

More Information

NOTE: OEX files were introduced with Opera 11. The file format is based on the W3C Widget specification.

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Programs that open or reference OEX files


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