0x uses a combination of off-chain transaction relayers and Ethereum based smart contracts to provide an open order book and decentralized exchange. 0x provides the underlying infrastructure that allows for the creation of decentralized exchanges or integration into other blockchain based networks.
0x is important infrastructure for the emerging crypto economy and enables markets to be created that couldn’t have existed before. As more assets become tokenized, public blockchains provide the opportunity to establish a new financial stack that is more efficient, transparent, and equitable than any system in the past.