\*\*MetaMask, the most popular non-custodial DeFi wallet has today announced full support and integration for OpenOceanâs advanced swaps for their in-wallet trades on 6 major chainsâââEthereum, BNB Chain, Polygon, Arbitrum, Optimism and Avalanche. \*\*OpenOcean, the leading web3 dex aggregator, is delighted to be working in conjunction with MetaMask to push the efficiencies of on-chain swaps to make them quicker, more secure and at the best possible swap rates.