Announcement: 2012-05-08 -- Apache OpenOffice 3.4 (incubating) is released!
Apache OpenOffice is comprised of six personal productivity applications: a word processor (and its web-authoring component), spreadsheet, presentation graphics, drawing, equation editor, and database. OpenOffice is released on Windows, Solaris, Linux and Macintosh operation systems, with more communities joining, including a mature FreeBSD port. OpenOffice is localized, supporting over 110 languages worldwide.
Apache OpenOffice entered incubation on June 1, 2011.
The project website (this site) was established on June 13, 2011.
A lot of good information can be found on the Apache OpenOffice user portal website, including a brief history of OpenOffice.org.