Developing and updating computer software; Developing customized software for others; Computer software development; Computer software development and computer programming development for others; Customizing, maintaining, and updating computer software used by others to develop blockchain-based software applications; Design and development of computer software; Design and development of computer game software; Design and development of computer game software and virtual reality software; Design and development of on-line computer software systems; Design, development and implementation of software; Designing and developing computer game software and video game software for use with computers, video game program systems and computer networks; Providing an Internet website portal in the fields of technology and software development; Providing information in the fields of technology and software development via an on-line website; Providing online non-downloadable software development tools for creating blockchain-based applications provided by a blockchain as a service (BAAS) provider; Research and development of computer software; Research, development, design and upgrading of computer software