LayerZero
LayerZero is an omnichain interoperability protocol that enables seamless cross-chain communication and asset transfers between different blockchain networks. It uses a decentralized oracle and relayer system to securely pass messages and data across chains without relying on centralized bridges. This allows developers to build applications that operate natively across multiple blockchains, such as Ethereum, Polygon, and Solana.
Developers should learn LayerZero when building decentralized applications (dApps) that require interoperability between blockchains, such as cross-chain DeFi protocols, NFT marketplaces, or gaming platforms. It is particularly useful for projects aiming to leverage liquidity and users from multiple ecosystems while maintaining security and decentralization. Use cases include cross-chain token swaps, messaging between smart contracts on different chains, and omnichain asset management.