Mashword - Find a name and register a domain for your business, baby, project, and more. Mashword is a powerful company and human name generator that determines the pronunciations of entered words and then creates unique combinations and variations.
Transferslot - Easily buy and sell side-projects
Panabee - Best way to search domain names, esp for apps and startups
MicroAcquire - A free & anonymous startup acquisition marketplace
Mono Name - Curated CSV list of available domains for your next project
BitsForDigits - An acquisition marketplace for profitable internet businesses. We make it anonymous & free for owners of $100K+ revenue startups to attract full & partial acquisition offers. Free for acquirers to join for a limited time. No commissions, ever.