Providing temporary use of non-downloadable software for the exchange and creation of digital art authenticated by non-fungible tokens (NFTs); platform as a service (PAAS) featuring software platforms for providing access to digital images authenticated by non-fungible tokens; providing temporary use of online non-downloadable software for use in receiving and accessing digital images authenticated by non-fungible tokens; providing a website featuring technology information on digital art, crypto-collectibles, non-fungible tokens and other application tokens