Loopring is an Ethereum Layer-2 scaling protocol. It allows for building high-throughput, low-cost, non-custodial AMMs, orderbook exchanges, and payment applications on Ethereum by leveraging Zero-Knowledge Proofs. LOOPRING EXCHANGE Loopring Exchange (exchange.loopring.pro) is the leading non-custodial trading platform built on an Ethereum zkRollup (Loopring protocol). You can trade and provide liquidity - on AMM pools or orderbooks - gas-free, at high-speeds, completely securely. Just plug in your MetaMask or WalletConnect-compatible wallets.