Downloadable image files containing artwork, art authenticated by non-fungible tokens (NFTs); Downloadable multimedia file containing artwork, text, audio, and video relating to art authenticated by non-fungible tokens (NFTs); Downloadable computer application software for internet connected devices, namely, software for networking with collaborators, providing access to a marketplace featuring a wide variety of goods and services in the field of art and expression; 025: Apparel (usual list); 035: Provision of an online marketplace for buyers and sellers of downloadable digital art images authenticated by non-fungible tokens (NFTs); 041: Providing a website featuring indicate; 042: Providing temporary use of a non-downloadable web application for enabling communication and collaboration among users based on criteria and / or algorithm; Providing temporary use of a non-downloadable web application for incentivizing collaboration between and among users in the field of art; Hosting an on-line community web site featuring shared communications among users based on user attributes; Providing temporary use of a non-downloadable web application for matching users for collaboration on projects; Hosting an on-line community web site featuring software that matches users for collaboration on projects; User authentication services using blockchain technology for managing membership in social networking and project collaboration projects and applications; Providing temporary use of on-line non-downloadable software for accessing, reading, and tracking information in the field of networking and project collaboration projects and application on a blockchain 028: Toy models; Action figure toys; Toy animals; Toy animals; PVC toy figures; toy figures; Stuffed toys; Plush toys; Soft sculpture toys