Flock browser (My Pick)
Code:
http://downloads.flock.com/index.php?product=flock-2.5.6&os=win
Comet bird
Code:
http://www.cometbird.com/page/download.html
Pale Moon project
Code:
http://www.palemoon.org/download.html
Seamonkey
Code:
http://www.seamonkey-project.org/releases/
Orca
Code:
http://www.orcabrowser.com/download.php
IceWeasel (Debian Linux)
Code:
http://www.debianhelp.co.uk/iceweasel.htm
(Modified for Windows)
Code:
http://sourceforge.net/projects/iw4win/
Add to the list if you know any others