For Command & Conquer and Renegade Look Here:
http://www.megagames.com/cracks/gc3.htm
Scroll down about halfway.
For Red Alert, Red Alert 2 & Yuris Revenge Click Here:
http://www.megagames.com/cracks/gr1.htm
Again scroll down.
For Tiberian Sun and its Addon, FireStorm Click here:
http://www.megagames.com/cracks/gt1.htm
Scroll down halfway.
I think thats all the C&C games.
BTW bookmark
www.megagames.com
If GCW dont host a patch anymore, More then likely megagames will have it.