Lean Domain Search - Find a Great Domain Name w/ twitter handle availability
BrandHunt V2 - Search/track domain & social media handles in real time.
Cult of the Party Parrot - Add dozens of Party Parrot emojis to Slack
Domainz.io - Premium domains, for not so premium prices
.TECH Domains - Domain names for the new tech revolution
Brandpa - Domain names for startups