Providing on-line non-downloadable software for collaborating on writing, debugging and optimizing source code through team chat; Providing on-line non-downloadable software for collaborative development of software; Providing on-line non-downloadable software for task and project issue tracking, task and project management, content sharing and collaboration, general work management, project tracking, document management, business management, transmission and receipt of data, images, and files, messaging and conversation-based contextual sharing of information, organizing and providing a platform for collaboration, sharing of information and interactive discussions to other users, source code repository management, data storage and backup, database management, and facilitating the exchange of information via the Internet featuring collaboration tools; Providing on-line non-downloadable software for use by software development teams to compare, view, analyze, visualize, manage, track, discuss, search, review and otherwise collaborate on, develop and release computer code and user-generated content, plan and track software development issues, perform code coverage analysis and optimization testing, collaborative code review, and continuous integration deployment of software; Providing on-line non-downloadable software for software design and development; Providing on-line non-downloadable software for group messaging, instant messaging, group communication, audio conferencing, video conferencing, file sharing, image sharing, screen sharing, desktop sharing, application sharing, voice over internet protocol (VOIP) communications, and sensing the presence of users using the software and providing user presence information; Providing on-line non-downloadable software for processing images, graphics, audio, video and text; Providing on-line non-downloadable software for use in group communication, namely, software to create postings and memoranda, software for instant messaging, file sharing, and calendar synchronization, and software to facilitate automated integrations with external service providers; Providing on-line non-downloadable software for training, educating, and mentoring software developers; Providing on-line non-downloadable software for developing and managing graphical user interfaces; Providing on-line non-downloadable software for software development; Providing temporary use of on-line non-downloadable software development tools