OpenOffice or open office may refer to:

Computing

Software

OpenOffice.org OpenOffice.org (OOo), commonly known as OpenOffice, is a discontinued open-source office suite. Active successor projects include LibreOffice (the most actively developed), Apache OpenOffice, Collabora Online (enterprise ready LibreOffice) a ...

(OOo), a discontinued open-source office software suite, originally based on StarOffice *

Apache OpenOffice Apache OpenOffice (AOO) is an open-source office productivity software suite. It is one of the successor projects of OpenOffice.org and the designated successor of IBM Lotus Symphony. It is a close cousin of LibreOffice, Collabora Online and ...

(AOO), a derivative of OOo by the Apache Software Foundation, with contribution from IBM Lotus Symphony

Programming

* OpenOffice Basic (formerly known as StarOffice Basic or StarBasic or OOoBasic), a dialect of the programming language BASIC

File formats

OpenDocument The Open Document Format for Office Applications (ODF), also known as OpenDocument, is an open file format for word processing documents, spreadsheets, presentations and graphics and using ZIP-compressed XML files. It was develope ...

format (ODF), also known as ''Open Document Format for Office Applications'', a widely supported standard XML-based file format originating from OOo * OpenOffice.org XML, a file format used by early versions of OpenOffice.org *

Office Open XML Office Open XML (also informally known as OOXML) is a ZIP (file format), zipped, XML-based file format developed by Microsoft for representing spreadsheets, charts, presentations and word processing documents. Ecma International standardized th ...

(OOXML), a competing file format from Microsoft

Other uses

* Open plan, a floor plan * Open Document Architecture (ODA), document interchange format (CCITT T.411-T.424, equivalent to ISO 8613) *

OpenDoc OpenDoc is a defunct multi-platform software componentry framework standard created by Apple in the 1990s for compound documents, intended as an alternative to Microsoft's proprietary Object Linking and Embedding (OLE). It is one of Apple's e ...

, an abandoned multi-platform standard for compound documents, intended as an alternative to Microsoft's Object Linking and Embedding (OLE) {{disambiguation