Adware/Spyware/Scumware Remover
Spybot http://spybot.safer-networking.de/
Ad-aware http://www.lavasoftusa.com/software/adaware/ 업데이트!

File Manager
xplorer² http://www.netez.com/xplorer2/x2lite.htm

Software Suite
GNUWin II http://gnuwin.epfl.ch/en/index.html
7zip http://7-zip.org/ 업데이트!
CDex http://www.cdex.n3.net/ 업데이트!
Virtual Dub http://www.virtualdub.org/index 업데이트!
winLAME http://winlame.sourceforge.net/
Miranda IM http://miranda-icq.sourceforge.net/ 업데이트!
PuTTY http://www.chiark.greenend.org.uk/~sgtatham/putty/
FYI. 비슷한 개념으로 OpenCD project http://theopencd.sunsite.dk/about.php 도 있다.

Bookmark Cleaner
AM-DeadLink http://aignes.com/press/deadlink140.htm

Resource Meter
TinyResMeter http://pesoft.fr.st/

Process Viewer
Process Explorer http://www.sysinternals.com/ntw2k/freeware/procexp.shtml

Anti-Scumware Utility
SpywareGuard http://www.javacoolsoftware.com/spywareguard.html
SpywareBlaster http://www.javacoolsoftware.com/spywareblaster.html

Digital Image Utility
Irfanview http://www.irfanview.com/ 업데이트!

SpyWare Detector
SpySweeper http://www.webroot.com/products/spysweeper/?rc=1132