WebCargo - Optimize your workflow by offloading it to us. Useful API's with seamless integration that scale to your needs.
BrandHunt V2 - Search/track domain & social media handles in real time.
WhoisThisDomain - Domain name lookup tool that allows you to get information about domain registration from WHOIS server.
Lean Domain Search - Find a Great Domain Name w/ twitter handle availability
Whoisology - Connected database of whois records and whois history
NameMing - Get smart domain name suggestions using synonyms, suffixes, prefixes, short url, new gtlds to find the perfect domain name. Generate ideas for social user names and check availability for free!