Downloadable files authenticated by non-fungible tokens (NFTs); Downloadable image files authenticated by non-fungible tokens (NFTs); Downloadable music files authenticated by non-fungible tokens (NFTs); Downloadable video recordings authenticated by non-fungible tokens (NFTs); Downloadable computer programs and computer software for electronic transfer of digital tokens; Downloadable computer software for use as a digital token wallet; Downloadable software for enabling users to electronically create, store, send, receive, accept, and transmit digital tokens based on the blockchain technology; Downloadable software for enabling users to exchange digital tokens for data; downloadable software for creating digital tokens using blockchain technology to facilitate the transfer of data between users, to allow users to post digital content, and to allow users to view digital content; Non-fungible tokens used with blockchain technology; non-fungible tokens used with blockchain technology to represent a collectible item; Non-fungible tokens used with blockchain technology for data storage and content access limitation; Downloadable cryptocurrency wallet computer application software for smartphones and tablet computers; cryptocurrency hardware wallets; Downloadable virtual goods, namely, computer programs featuring footwear, clothing, headwear, eyewear, bags, sports bags, backpacks, sports equipment, art, toys and accessories for use online and in online virtual worlds; Digital media, namely, digital collectibles, digital tokens, non-fungible tokens (NFTS), cryptocurrencies, and digital art for us in the virtual world