Layer Zero is an Omnichain Interoperability Protocol designed for lightweight message passing across chains. It is capable of sending a message to any contract on any chain. A simplified way of putting it is a messaging transport layer for smart contracts to communicate between chains. This opens up a world of possibilities not yet realized in current blockchain infrastructures. They are currently live on Ethereum, Avalanche, Polygon, BNB Chain, Fantom, Arbitrum, and Optimism. In 6–8 weeks th...