dYdX exchange launches testnet for ‘fully decentralized’ version 4 The crypto exchange launched a testnet featuring an on-chain order book and matching engine, doing away with the centralized components found on the mainnet version. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Filed under: Bitcoin - @ July 5, 2023 9:45 pm