LayerZero

Wing Finance is a credit-based, cross-chain DeFi platform. The content from this URL could not be retrieved, so I'm unable to provide a detailed introduction.

Celer is a blockchain interoperability protocol enabling a one-click user experience accessing tokens, DeFi, GameFi, NFTs, governance, and more across multiple chains. Developers can build inter-chain-native dApps using the Celer Inter-chain Message SDK to gain access to efficient liquidity utilization, coherent application logic, and shared states. Users of Celer-enabled dApps will enjoy the benefits of a diverse multi-blockchain ecosystem with the simplicity of a single-transaction UX, all from a single chain.

Econia is a back-end settlement layer developed on Aptos's Block-STM execution engine. It utilizes a Move-native codebase and leverages Aptos for composability and parallelism, offering a suite of extensible features to integrating protocols and market makers. Designed by developers, for developers, and incorporating developer feedback, Econia unlocks the foundational layer of Aptos DeFi, enhancing its functionality and versatility.