The project was announced and a beta released on 28 September 2010. It is the most actively developed free and open-source office suite, with approximately 50 times the development activity of Apache OpenOffice, the other major descendant of, in 2015. LibreOffice Online is an online office suite which includes the applications Writer, Calc and Impress and provides an upstream for projects such as commercial Collabora Online. LibreOffice is the default office suite of most popular Linux distributions. Ecosystem partner Collabora uses LibreOffice upstream code and provides apps for Android, iOS and ChromeOS. LibreOffice is available for a variety of computing platforms, with official support for Microsoft Windows, macOS and Linux and community builds for many other platforms. LibreOffice uses the OpenDocument standard as its native file format, but supports formats of most other major office suites, including Microsoft Office, through a variety of import and export filters. TDF doesn't provide support for LibreOffice, but enterprised-focused editions are available from companies in the ecosystem.

The LibreOffice suite consists of programs for word processing, creating and editing of spreadsheets, slideshows, diagrams and drawings, working with databases, and composing mathematical formulae. It was forked in 2010 from, an open-sourced version of the earlier StarOffice. LibreOffice ( / ˈ l iː b r ə/) is a free and open-source office productivity software suite, a project of The Document Foundation (TDF).

X86-64 (all operating systems), IA-32, ARMel, ARMhf, ARM64, MIPS, MIPSel, PowerPC, ppc64le, S390x, VLIW Unofficial: Android and iOS, ChromeOS, FreeBSD, OpenBSD, NetBSD, Haiku, Solaris (v.

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