Systems and methods for assembling source codes of one or more projects is disclosed. The system includes a processor coupled to a memory. The processor is configured to receive a request for accessing source codes of one or more features assigned for the one or more projects. The source codes are stored in a code repository. The processor is further configured to share development details of the source codes received from the code repository to one or more developers working on the one or more projects. The processor is further configured to determine one or more customizable areas of the source codes and present the one or more customizable areas to the one or more developers. In addition, the processor is configured to receive one or more upgrades made in the one or more customizable areas of the source codes.