OpenOffice.org Portable (formerly Portable OpenOffice.org) is the complete OpenOffice.org office suite — including a word processor, spreadsheet, presentation tool, drawing package and database — packaged as a portable app, so you can take all your documents and everything you need to work with them wherever you go. Licence: Open Source.
Official site
Download: OpenOffice.org Portable 2.4 [...]

OpenOffice.org programı ile bedava bir ofis suitine sahip olabilirsiniz. Açık kaynaklıdır ve lisans sorunu yoktur. İçerisinde ofis için gerekli tüm araçları barındırmaktadır.
English:
OpenOffice.org is the open source project Englithrough which Sun Microsystems is releasing the technology for the popular StarOffice productivity suite. It is an international office suite that will run on all major platforms and [...]