What Modeling Program does everyone use/prefer?

[hankey]

I am interested in starting to model and skin, so i was just wondering what are some good free programs to start with, and i just want to know what programs you all like and would recomend to a noobie at modeling.

 

[skrab]

http://www.hiveworkshop.com/forums/f276/warcraft-modelers-must-have-7414/