OpenDocument

File Format
Name	OpenDocument
Ontology	Electronic File Formats Document OpenDocument
Extension(s)	.odm, .odt, .ods, .odg, .odp, .odc, .odi, .odf, .odb, .ott, .ots, .otg, .otp, .otc, .oti, .otf, .oth, .fodt, .fods, .fodg, .fodp
PRONOM	fmt/135, others
Released	2005

OpenDocument, also known as Open Document Format for Office Applications or ODF, is a family of file formats designed to be used by word processors, spreadsheet applications, and other office applications. These formats were developed by a group called OASIS, so they are sometimes referred to as "OASIS format" or "OASIS Open Document Format".

Formats

Documents

Format	MIME type	Extension	PRONOM
OpenDocument Text	application/vnd.oasis.opendocument.tex	.odt, .fodt	fmt/136, fmt/290, fmt/291
OpenDocument Spreadsheet	application/vnd.oasis.opendocument.spreadsheet	.ods, .fods	fmt/137, fmt/294, fmt/295
OpenDocument Drawing	application/vnd.oasis.opendocument.graphics	.odg, .fodg	fmt/139, fmt/296, fmt/297
OpenDocument Presentation	application/vnd.oasis.opendocument.presentation	.odp, .fodp	fmt/138, fmt/292, fmt/293
OpenDocument Chart	application/vnd.oasis.opendocument.chart	.odc
OpenDocument Image	application/vnd.oasis.opendocument.image	.odi
OpenDocument Formula	application/vnd.oasis.opendocument.formula	.odf
OpenDocument Database Front End	application/vnd.oasis.opendocument.base application/vnd.oasis.opendocument.database	.odb	fmt/140, fmt/444, fmt/424

Templates

Format	MIME type	Extension
OpenDocument Text Template	application/vnd.oasis.opendocument.text-template	.ott
OpenDocument Spreadsheet Template	application/vnd.oasis.opendocument.spreadsheet-template	.ots
OpenDocument Drawing Template	application/vnd.oasis.opendocument.graphic-template	.otg
OpenDocument Presentation Template	application/vnd.oasis.opendocument.presentation-template	.otp
OpenDocument Chart Template	application/vnd.oasis.opendocument.chart-template	.otc
OpenDocument Image Template	application/vnd.oasis.opendocument.image-template	.oti
OpenDocument Formula Template	application/vnd.oasis.opendocument.formula-template	.otf
OpenDocument HTML Template	application/vnd.oasis.opendocument.text-web	.oth

Other

Format	MIME type	Extension
Global Text Document	application/vnd.oasis.opendocument.text-master	.odm

Identification

In most cases, OpenDocument files begin with the ASCII string "PK", have "mimetype" at offset 30, and "application/vnd.oasis.opendocument." at offset 38.

Specifications

• OpenDocument v1.0 specification
• OpenDocument v1.1 specification
• OpenDocument v1.2 specification

Software

• Wikipedia: OpenDocument software
• Wikipedia: Comparison of OpenDocument software
• WebODF
• libodfgen library

Sample files

• Homeland by Cory Doctorow

Links

• Wikipedia: OpenDocument
• Wikipedia: OpenDocument technical specification
• OpenDoc Society: opendocumentformat.org
• Forensic Wiki article
• LibreOffice vs OpenOffice: Comparative review
• UK picks Open Document Format for all government files
• WebODF: JavaScript Open Document Format Editor Deemed Stable (Slashdot discussion)
• Discussion of embedding fonts in ODF documents