Alternate Office tools

Found some cool opensource alternatives for MSOffice

 This Apache Open Office contain six tools to work with.

Writer : wordprocessor

Calc : spread sheets

Draw : image application

Base : Database tool

Math to create Mathematical equations through GUI

Impress : for multimedia presentations

Libre Office have the same six tools as if in Apache Open Office.

The tools of NeoOffice are also similar to Apache Open Office

NeoOffice is  for the applications for Mac OS X

KOffice has three main tools as an alternative for Micrsoft office

KWord : Word Processing

KCells : Spread Sheet tool

Showcase : Presentation tool


Note : All these are Opensource tools ( a reference )