Free open source alternatives to MS office suites

Free open source alternatives to MS office suites

Office suite	Features
Calligra Suite,Koffice http://www.calligra-suite.org/ free, opensource	Calligra includes efficient and capable office components:     Words for text processing.     Sheets for computations.     Stage for presentations.     Plan for planning.     Flow for flowcharts.     Kexi for database creation. OS: Windows, Linux,Mac OS X
Kingsoft Office (WPS Office) http://www.kingsoftstore.com/ Free	Office suite includes a word processor, spreadsheet and presentation programs. OS: Windows, Linux, Android, iOS
LibreOffice http://www.libreoffice.org/download/ free, opensource	OS: Windows, Mac OS X, Linux, BSD, Unix
Apache OpenOffice http://www.openoffice.org/ free, opensource	Office suite includes a word processor, spreadsheet and presentation programs. OS: Windows, Linux, Android, iOS
SoftMaker FreeOffice http://www.freeoffice.com/ Free	SoftMaker FreeOffice is a complete office suite with a word processor, a spreadsheet, and a presentation-graphics program: OS: Windows, Linux
Zoho Docs https://www.zoho.com/docs/ Online, free	Online, free
Google Docs docs.google.com Online, free	Online, free