LibreOffice 3.5.5

LibreOffice is the power-packed free, libre and open source personal productivity suite for Windows, Macintosh and GNU/Linux, that gives you six feature-rich applications for all your document production and data processing needs: Writer, Calc, Impress, Draw, Math and Base. Support and documentation is free from our large, dedicated community of users, contributors and developers. You, too, can get involved!

Updated Features:

Better UI for header/footer handling. Easily add header or footers. Quickly see what is edited with new changing text boundaries. Quickly edit or remove headers and footers without going through page styles formatting. (Cédric Bosdonnat)	New faster built-in grammar checker for English and several other languages. (László Németh)	New multi-line input bar in Calc. The arrow-control at the end of the toolbar allows to switch this on/off.  (Anurag Jain, Noel Power)
Import filter for Microsoft Visio documents. (Fridrich Štrba, Eilidh McAdam, Valek Filippov)	Custom Shapes import was greatly enhanced, many bugs were fixed and new presets implementation added. (Radek Doulik)	LibreOffice checks for updates automatically at user defined intervals, and allows manual download of the newest version. (Jan Holešovsky)
New native driver for PostgreSQL databases (for versions > 8.4 - support for version 8.4 will be included in LibreOffice 3.5.1). (Lionel Elie Mamane)	The word count dialog is modeless and updates as you type. (Matt Pratt)	Improved font hinting for high quality docs. (László Németh)

NOTE: You can also download the portable version here.