[AG124]

Here are a couple I was using, but I am having trouble figuring out all of the options. They are both free.

XVI32

http://www.chmaas.handshake.de/delph...vi32/xvi32.htm

'Free Hex Editor'

http://www.jumbo.com/file/23116.htm

FS Hex Editor

http://www.funduc.com/fshexedit.htm