Worked on the FreeCAD/FreeCAD repository to enhance core stability by fixing a crash related to model loading, addressing incorrect map element sorting within the ElementNameComparator. This solution included adding regression tests to cover various naming conventions, such as empty, identifier-based, and hex-based names, ensuring robust validation. Contributed to FreeCAD/FreeCAD-developer-meetings by planning and refining the agenda for code cleanup, particularly around compiler warnings and null pointer management, and updated documentation to reflect evolving priorities. Utilized C++ for algorithm design and code refactoring, alongside Markdown for documentation management, with a focus on maintainability and business value throughout the development process.