Cometh is a Web3 development platform that simplifies creating and scaling blockchain applications. It offers zero gas fees for end-users, developer-friendly APIs, and wallet abstraction for a seamless experience. Cometh supports creating dedicated NFT marketplaces with features like real-time indexing and credit card payments for NFT purchases. It's designed for developers aiming to build web3 applications with mainstream-ready user experiences, offering solutions like account abstraction and optimistic rollups for Ethereum-grade security.