Description: The source branch is a fundamental concept in version control, referring to the branch of a repository from which changes are being merged or extracted. In version control systems like Git, branches allow developers to work on different features or bug fixes in isolation, without affecting the main line of development. The source branch acts as the starting point for these operations, ensuring that changes are integrated in a controlled and organized manner. This approach not only facilitates collaboration among multiple developers but also helps maintain a clear history of changes made. By using branches, teams can experiment and test new ideas without compromising the stability of the production code. Proper management of source branches is crucial for the workflow in software projects, as it enables continuous integration and agile development, where new functionalities can be implemented and reviewed efficiently before being released to the public. In summary, the source branch is essential for maintaining project integrity and facilitating collaboration in complex development environments.