Download Free Chess Engines

I have added a link on the left under Favorite Sites and Blogs where you can download free engines from ChessOK. The engines available are:

Houdini 2.0
Deep Rybka 4
Houdini  1.5a
Stockfish 2.11
Critter 1.1.37
Naum  4.2
Spark 1.0
WildCat 8.0
SmarThink 0.17a
SOS 11.99
Zchess 2.22
Gromit 3.0
Ufim 8.2
Mustang 4.97
GreKo 8.2
Kaissa2 1.8a
Adamant 1.7
Booot 5.1.0
Eeyore 1.52 (32 & 64bit)
Zeus 1.29
Arics 0.95a
Anechka 0.08
Patriot 2006
AlChess 1.5b
OBender 3.2.4x
Counter 1.2
Strelka 2.0B
Belka 1.8.20
Ifrit 4.4
Bison 9.11
Uralochka 1.1b
Marginal 0.1
Chess 3
Woodpecker 2
Gull 1.2