Authentication of data in the field of works of art, financial transactions, NFTs, token staking and real estate transactions using blockchain technology; Collaborative computer programming for others in the nature of hackathons; Providing technological information about environmentally-conscious and green innovations; Providing temporary use of on-line non-downloadable software and applications for creating, editing, viewing, storing, accessing, downloading, broadcasting, trading, sending, receiving, and transferring non-fungible tokens (NFTs) and fungible tokens; Providing temporary use of on-line non-downloadable software for accessing, reading, and tracking information in the field of works of art, financial transactions, NFTs, token staking and real estate transactions on a blockchain; Providing user authentication services using blockchain-based software technology for cryptocurrency transactions; Providing a web site featuring technology that enables users to contribute, edit, view, store, access, download, broadcast, trade, send, receive, and transfer non-fungible tokens (NFTs) and fungible tokens