Uniform Office Format sometimes known as Unified Office Format (UOF) is an open standard for 'office' applications developed in China. It includes word processing, presentation, and spreadsheet modules, and is made up of GUI, API, and format specifications. The document format described uses XML contained in a compressed file container, similar to ISO/IEC 26300:2006 OpenDocument and ISO/IEC 29500:2008 Office Open XML.
The working group that produced the standard was founded in January 2002, and the first draft of the specification was produced in December 2005. The group producing the standard is open, with 'open-door' meetings, equitable voting by ballots, and the standard's documentation is free.
A number of applications support the Uniform Office Format; listed alphabetically they include:
EIOffice 2009 is said to be based on UOF. It use binder files with file extension EIO (.eio). In latest version 5.0.1272.101 it doesn't open or save files with file extensions .uof, .uot, .uos or .uop. In documentation to EIOffice is information about possibility to publish documents in "Unit Office Format (XML)"
Go-oo (OpenOffice.org variant) from version 3 can open and save files in "Unified Office Format" with file extensions .uof, .uot, .uos, .uop (text,......