Providing an online marketplace for buyers and sellers of downloadable digital files authenticated by non-fungible tokens (NFTs)

Providing online, non-downloadable software for processing cryptocurrency swaps using blockchain technology; Providing on-line non-downloadable software for restricting the transfer of tokens from a liquidity pool of a decentralized cryptocurrency exchange (DEX); Providing temporary use of on-line non-downloadable software for issuing, tracking, and transferring a digital utility token, based on a blockchain network.