Flippa - Flippa is a platform for trading websites.
BrandBucket - The original marketplace for business names and creative domain names.
Transferslot - Easily buy and sell side-projects
Brandroot - Great Names for Great Ideas
AcquireBase - A marketplace for buying and selling side projects & SaaS apps for free. Absolutely 0% commission on successful sales. No paywall for unlocking offers.
Zlipa - Startup names with available dotcoms and logos