OpenDocument - Wikipedia
The Open Document Format for Office Applications (ODF), also known as OpenDocument, is a ZIP-compressed XML-based file format for spreadsheets, charts...
ODF File Extension - What is an .odf file and how do I open it?
An ODF file is a document created by Apache OpenOffice Math, a program used for creating math formulas. It contains one or more mathematical equations and may also contain macros.
About ODF
About OpenDocument Format. Open Document Format (ODF) ODF is not software, but a universal method of storing and processing information that transcends specific applications and providers.
Using Open Document Formats (ODF) in your organisation - GOV.UK
This guidance is an introduction to the Open Document Format (ODF) standard and how you can select ODF-compliant solutions. Selecting your ODF-compliant solution. ODF compatible software.
Open and Save to ODF, ODS and ODP Documents in WPS Office
The ODF add-in allows for interoperability between applications based in ODF (OpenDocument) 1.1 standards and ECMA Office OpenXML based office applications.
OASIS Open Document Format for Office Applications...
The OpenDocument Format (ODF) is an open XML-based document file format for office applications to be used for documents containing text, spreadsheets, charts, and graphical elements.