Providing on-line non-downloadable software for creating virtual goods and content, namely, image files containing artwork relating to avatars and virtual worlds and downloadable computer game software for virtual worlds featuring social games for use in online virtual worlds; Providing on-line non-downloadable software for buying, selling, and trading virtual goods and content, namely, image files containing artwork relating to avatars and virtual worlds and downloadable computer game software for virtual worlds featuring social games for use in online virtual worlds authenticated by non-fungible tokens (NFTs); Providing on-line non-downloadable computer software for administration of computer networks; Providing on-line non-downloadable computer game software via a global computer network and wireless devices; Providing on-line non-downloadable computer software for application and database integration; Providing on-line non-downloadable computer software for computer system and application development, deployment and management; Providing on-line non-downloadable computer software programs for the integration of text, audio, graphics, still images and moving pictures into an interactive delivery for multimedia applications; Providing on-line non-downloadable computer software for the databasing, visualization, manipulation, virtual reality immersion and integration of geographic information with on-line member communities; Providing on-line non-downloadable computer application software for blockchain-based platforms, namely, software platforms for distributing applications and software incorporating blockchain technology for securing data with cryptographic information; Computer programming services, namely, content creation for virtual worlds; Providing on-line non-downloadable computer game software and computer software platforms for social networking in on-line virtual worlds