Log4OM a Modern logging and rig control program.

DXtreme Software

Hamscope    PSK  RTTY  CW + More with sound card
NA Contest software  Demo works for Michigan QSO party
MiLog   General and contest logging with network support
Morse Runner Readme.txt and Setup.exe
Logger32       FREE    PSK31 and  Logging  Program
YPLOG    logging and contest software
QSL Maker   make your QSL cards easy

Antenna programs

HAMUNIVERSE and a lot of other information

ARRL-all you need to know about antenna modeling.