Computer software for use in facilitating collaboration on the creation of computer software, between software designers, software engineers, software marketers, and software product managers over a global computer network, intranets and the Internet; Computer software for use in real-time and non-real-time visual and code collaboration for creating user interfaces; Computer software for use in real-time and non-real-time visual and code collaboration for creating application programming interfaces (APIs) for data storage, control, and transmission; Computer software for transmitting messages and information on code and design features and revisions; Computer software for use in developing and managing design assets and revision histories, and the publication of software applications for consumption by end-users and for staging, testing, and private review, including as webpages on the Internet, as virtual reality and augmented reality applications, and as native applications for various desktop and mobile platforms; Computer software for use in business intelligence services, namely, analytics, A/B testing, automated and user-specified experiments for measuring behaviors and interactions of end-users of software products, and for automating software modifications and optimizations relating to business intelligence