Safex is developing a decentralized marketplace with an emphasis on privacy, anonymity, and a secure listings. The Safex ecosystem is powered by the SAFEX coin, which has a Proof-of-Work (PoW) consensus mechanism. The decentralized marketplace will require all listings to be curated by a centrally managed system that will be based on participants staking each listing.

The Storeum token is a digital currency that is designed to act as the medium of exchange for Storeum's decentralized marketplace. The project's marketing materials are unclear and the team behind it is not known. The STO token increased rapidly in price and market cap, shortly after its release in 2019.

Fetch.AI is developing a decentralized, AI optimized marketplace for data. Trading on their decentralized network will be performed by Autonomous Economic Agents (AEAs), that will execute transactions without human intervention. These agents will perform tasks, such as delivering data or providing services, and will receive Ethereum-based Fetch tokens as an incentive. Fetch.AI's Open Economic Framework (OEF) will use AI and blockchain to enable these autonomous agents to optimize trading activity in real time.