MyBB Community Forums

Is There Any Plugin For Mybb 1.8 Which Only To Register To Register With Gmail, Hotmail, Yahoo Mails And Don't Allow Email LIke [email protected] etc

Try This :
http://community.mybb.com/mods.php?action=view&pid=293

Ban emails you don't want people to use, and enable that they have to recieve a activation code upon registration.