Namechk - See if your username is available on 100+ social networks
Shuuka - make it easy, use one nickname for all your networks
NameQL - Fast and friendly way to find a usable name for your idea, app or business
NameRobot Toolbox - All tools to create & check startup names in one place
Weird One Character Domain Superstore - Weird and available one character domain names
Name Ideas Generator - A simplistic domain name generator.