Envelop is an innovative and versatile toolkit that empowers NFTs with enhanced capabilities. With Envelop, NFTs can be equipped with a range of functionalities such as economic configuration, on-chain royalties, rental mechanisms, and time/value/event-locks. Additionally, Envelop provides robust safeguards against devaluation and fraud. Looking ahead, Envelop’s ultimate goal is to enable cross-chain tokenization of payment channels, thereby unlocking untapped liquidity. This ambitious vision will pave the way for the creation of secure and decentralized derivatives.