In November 2025, Andrey Kuznetsov focused on enhancing the reliability of automatic grouping in the JabRef/jabref repository. He addressed a correctness issue in the Groups badge by fixing the counting mechanism for automatic groups and introduced a hierarchical, context-based method to improve how group membership is evaluated. Using Java and object-oriented programming principles, Andrey expanded unit test coverage to guard against regressions and edge cases, ensuring the grouping logic remains robust over time. His work improved the accuracy and maintainability of reference organization within JabRef, resulting in more dependable user-facing grouping behavior and increased trust in the system.