Transferslot - Easily buy and sell side-projects
FoundIt! - Keep your things safe with self-printed QR codes
MicroAcquire - A free & anonymous startup acquisition marketplace
SideProjectors - Marketplace to buy and sell side projects
Flippa - Flippa is a platform for trading websites.
Tiny Acquisitions - Tiny acquisitions is the only marketplace for internet business that are priced under $5,000.