Free Office Suites
Includes Calligra Office and Calligra Art, with typical office tools for creating documents, sheets, and presentations and a flowchart application. Also a free visual database creator, which can be a front end or used with its own built-in db based on SQLite. The Art suite features tools for painting, raster drawing and graphics. Linux is the best supported OS, but it's starting to be released for Win and OS X.
LibreOffice is a fork of OpenOffice created when Oracle purchased Sun. It comes with many Linux distros and can be downloaded for various Windows versions, as well as Mac OS X.
More than just a text editor, this is an entire Office suite of tools for Windows, Linux or Solaris. It is compatible with Word documents and best of all it?s free.
NeoOffice is a development project for making OpenOffice.org to run natively on MacOS X. It is a free software port of OpenOffice.org to the MacOS X platform.
AbiWord is a free word processing program similar to Microsoft Word. It is suitable for typing papers, letters, reports, memos, and so forth. Available for various operating systems including Windows and Linux.
Portable AbiWord 2.4.1
Portable AbiWord allows you to carry your a compact word processor with you on an iPod, USB thumbdrive, portable hard drive or any other portable media.
Portable OpenOffice.org 2.0 & 1.1.5
Portable OpenOffice.org allows you to carry an entire office suite -- word processing, spreadsheet, presentations, drawing, etc. -- with you on an iPod, USB thumbdrive, portable hard drive or any other portable media.