SGN is a comprehensive digital solution designed to streamline and automate the operations of Njangi groups, which are community-based rotating savings and credit associations commonly found in Cameroon and other parts of Africa. This system provides a centralized platform to manage all aspects of the Njangi, ensuring transparency, accuracy, and efficiency in group activities. The system allows administrators to register and manage members, track their contributions, and monitor individual and group savings. It supports loan management, including issuing, repayment tracking, and interest calculation, helping members stay on top of their financial commitments. Regular meetings and fund distributions can be scheduled and recorded, with automated reminders sent to members to improve attendance and punctuality. SGN also generates detailed financial reports and analytics, showing contributions, outstanding loans, and overall group performance, which enhances accountability and trust among members. Communication features such as notifications, SMS, or email updates ensure members are informed about upcoming meetings, contributions, and fund allocations. Additional features may include role-based access, where administrators, treasurers, and members have different permissions, and mobile access, allowing members to view their accounts, make payments, or receive updates conveniently from their smartphones. Overall, a SGN modernizes traditional Njangi operations, reduces manual bookkeeping errors, improves transparency, and empowers groups to manage their finances more effectively, fostering better trust and financial discipline within the community.