Coinbase has announced support for B3 trading and services on its Base Network, marking a new listing for the cryptocurrency. Additionally, Coinbase has enabled send and receive support for USDC on Unichain and Aptos, enhancing the availability of USDC across multiple networks. Developers on Unichain can now utilize USDC, CCTP, and Programmable Wallets to create on-chain applications. Coinbase has also added support for various assets on Base, including Propy (PRO), Balancer (BAL), Harvest Finance (FARM), Uniswap (UNI), Compound (COMP), 0x (ZRX), SushiSwap (SUSHI), Kyber Network (KNC), OriginTrail (TRAC), and Rocket Pool (RPL). This expansion reflects Coinbase's ongoing efforts to broaden its service offerings and support for decentralized finance.