LayerZero

Pontem is a product development studio committed to promoting global financial inclusion through blockchain technology. In partnership with Aptos, they are building foundational decentralized applications (dApps) and other infrastructure to facilitate the adoption of Aptos's Layer 1. This includes development tooling, Ethereum Virtual Machines (EVMs), Automated Market Makers (AMMs), and more.

A cross-chain protocol backed by Solana. In October 2022, Solana released an Ethereum token cross-chain bridge.

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.