
The exact original file can be retrieved by stripping the metadata and reversing the Base64 encoding, using an internal viewer.

xena file is plain text, although the content of the data itself is not directly human-readable. If the file format is not supported or the Binary Normalisation option is selected, Xena will perform ASCII Base64 encoding on binary files and wrap the output in XML metadata. Xena attempts to avoid digital obsolescence by converting files into an openly specified format, such as ODF or PNG. However, as of 2018, it is no longer maintained or supported. Source code and binaries for Linux, OS X and Windows are available from SourceForge. It is available free of charge under the GNU General Public License. Xena is a Java application that was developed by the National Archives of Australia.

Xena is short for XML Electronic Normalising for Archives.

Xena is open-source software for use in digital preservation. For other uses, see Xena (disambiguation).
