Description: The term ‘Shared’ in the context of version control systems, including Mercurial, refers to a repository that is used by multiple users to collaborate on software development. This approach allows several developers to work simultaneously on different aspects of a project, facilitating the integration of changes and version management. A shared repository acts as a central point where all files and change history are stored, enabling users to access the most recent information and contribute their own modifications. The main features of a shared repository include the ability to make ‘commits’ of changes, the possibility of creating branches for parallel development, and the ‘merge’ functionality to combine different lines of development. This system not only improves teamwork efficiency but also minimizes conflicts that may arise when multiple developers attempt to modify the same file. In summary, the concept of ‘Shared’ in version control systems is fundamental for effective collaboration in software projects, allowing for organized and controlled management of source code.