Free Applications

Office Suite
http://www.openoffice.org/ (recommended)
http://www.abisource.com/
http://pack.google.com/

PDF

http://www.adobe.com/products/acrobat/readstep2.html
http://www.foxitsoftware.com/pdf/rd_intro.php

Anti-Virus
http://www.free-av.com/
http://www.pctools.com/free-antivirus/
http://www.clamwin.com/
http://antivirus.comodo.com/
http://www.bitdefender.com/PRODUCT-1…e-Edition.html
http://www.activevirusshield.com/ant…eav/index.adp?
http://www.avast.com/eng/avast_4_home.html
http://free.grisoft.com/

Defrag
http://www.kessels.com/JkDefrag/
http://www.majorgeeks.com/Power_Defr…GUI_d4647.html
http://freewaregeeks.com/UltimateDefrag_Free.html

Partition Managers
http://www.partition-tool.com/
http://www.ptdd.com/manual2.htm
http://findandmount.com/
http://www.cutepm.com/

CD Ripping
http://cdexos.sourceforge.net/
http://www.download.com/Free-CD-Ripp…-10212165.html
http://www.exactaudiocopy.de/

Audio Books
http://www.audiobooksforfree.com/home
http://librivox.org/
http://www.audiobooktreasury.com/free-audio-books.htm

Media

http://www.videolan.org/

Browsers

http://www.google.com/chrome

http://www.firefox.com

Operating Systems

http://www.ubuntu.com

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