The Open Document Format (ODF)
is a schema for office documents like reports, spreadsheets or presentations.
It is backed by the Organization for the Advancement of Structured Information
Standards (OASIS) which was previously called SGML Group. |
With the ending sxw (Example). it is a gziped file, which contains XML files, image files and other information.
Programs like Openoffice or Abiword can deal with this format. Here is a status of application support.
A converter in to LaTeX is Writer2Latex.
Simplicity, Clarity, Generality B.W. Kernighan, R. Pike, in "The Practice of Programming".