OpenBazaar is an open source project developing a protocol for e-commerce transactions in a fully decentralized marketplace. It uses the cryptocurrency bitcoin and was inspired by a hackathon project called DarkMarket.
License: Open Source
Etsy is a well-established marketplace with a large user base and built-in support for sellers, making it suitable for those looking for a straightforward selling experience. In contrast, Openbazaar offers a decentralized platform that favors privacy and low fees, appealing to users who prioritize these aspects over a large audience.