OpenOffice.org (OOo), commonly known as OpenOffice, is a discontinued open-source

office suite Productivity software (also called personal productivity software or office productivity software) is application software used for producing information (such as documents, presentations, worksheets, databases, charts, graphs, digital painting ...

. Active successor projects include

LibreOffice LibreOffice () is a free and open-source office productivity software suite, a project of The Document Foundation (TDF). It was forked in 2010 from OpenOffice.org, an open-sourced version of the earlier StarOffice. The LibreOffice suite co ...

(the most actively developed),

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 ...

Collabora Online Collabora Online is an open source online office suite that can be integrated with any web application, it is developed by Collabora Productivity, a division of Collabora. Collabora Online has LibreOffice at its core and allows for collaborativ ...

(enterprise ready LibreOffice) and

NeoOffice NeoOffice is an office suite for the macOS operating system developed by Planamesa Inc. It is a commercial fork of the free and open source OpenOffice.org that implements most of the features of OpenOffice.org, including a word processor, spreads ...

(commercial, and available only for macOS). OpenOffice was an open-sourced version of the earlier

StarOffice StarOffice is a discontinued proprietary office suite, intended to compete with the marketing-leading Microsoft Office. It served as the basis for open-source suites OpenOffice.org and LibreOffice. StarOffice supported the OpenOffice.org XML f ...

, which Sun Microsystems acquired in 1999 for internal use. Sun open-sourced the OpenOffice suite in July 2000 as a competitor to

Microsoft Office Microsoft Office, or simply Office, is the former name of a family of client software, server software, and services developed by Microsoft. It was first announced by Bill Gates on August 1, 1988, at COMDEX in Las Vegas. Initially a marketi ...

, releasing version 1.0 on 1 May 2002. OpenOffice included a

word processor A word processor (WP) is a device or computer program that provides for input, editing, formatting, and output of text, often with some additional features. Early word processors were stand-alone devices dedicated to the function, but current ...

(Writer), a

spreadsheet A spreadsheet is a computer application for computation, organization, analysis and storage of data in tabular form. Spreadsheets were developed as computerized analogs of paper accounting worksheets. The program operates on data entered in c ...

(Calc), a

presentation A presentation conveys information from a speaker to an audience. Presentations are typically demonstrations, introduction, lecture, or speech meant to inform, persuade, inspire, motivate, build goodwill, or present a new idea/product. Presenta ...

application (Impress), a drawing application (Draw), a

formula editor A formula editor is a computer program that is used to typeset mathematical formulas and mathematical expressions. Formula editors typically serve two purposes: * They allow word processing and publication of technical content either for print ...

(Math), and a

database management In computing, a database is an organized collection of data stored and accessed electronically. Small databases can be stored on a file system, while large databases are hosted on computer clusters or cloud storage. The design of databases spa ...

application (Base). Its default file format was the

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 developed wi ...

Format (ODF), an

ISO ISO is the most common abbreviation for the International Organization for Standardization. ISO or Iso may also refer to: Business and finance * Iso (supermarket), a chain of Danish supermarkets incorporated into the SuperBest chain in 2007 * Iso ...

IEC The International Electrotechnical Commission (IEC; in French: ''Commission électrotechnique internationale'') is an international standards organization that prepares and publishes international standards for all electrical, electronic and r ...

standard, which originated with OpenOffice.org. It could also read a wide variety of other file formats, with particular attention to those from Microsoft Office. OpenOffice.org was primarily developed for

Linux Linux ( or ) is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically packaged as a Linux distribution, w ...

, Microsoft Windows and Solaris, and later for OS X, with

ports A port is a maritime facility comprising one or more wharves or loading areas, where ships load and discharge cargo and passengers. Although usually situated on a sea coast or estuary, ports can also be found far inland, such as H ...

to other

operating system An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs. Time-sharing operating systems schedule tasks for efficient use of the system and may also i ...

s. It was distributed under the

GNU Lesser General Public License The GNU Lesser General Public License (LGPL) is a free-software license published by the Free Software Foundation (FSF). The license allows developers and companies to use and integrate a software component released under the LGPL into their own ...

version 3 (LGPL); early versions were also available under the

Sun Industry Standards Source License The Sun Industry Standards Source License (SISSL) is now a retired free and open source license, recognized as such by the Free Software Foundation and the Open Source Initiative (OSI). Under SISSL, developers could modify and distribute source c ...

(SISSL). In 2011, Oracle Corporation, the then-owner of Sun, announced that it would no longer offer a commercial version of the suite and donated the project to the

Apache Foundation The Apache Software Foundation (ASF) is an American nonprofit corporation (classified as a 501(c)(3) organization in the United States) to support a number of open source software projects. The ASF was formed from a group of developers of the ...

. Apache renamed the software

History

OpenOffice.org originated as

, a

proprietary {{Short pages monitor