During July 2025, Open64cc enhanced the Luau bytecode documentation in the luau-lang/luau repository, focusing on clarifying the behavior of the FORGPREP_INEXT and FORGPREP_NEXT instructions. By documenting the D argument as a jump offset for FORGLOOP instructions, Open64cc addressed ambiguities that previously slowed developer onboarding and bytecode maintenance. The work involved careful analysis of the Luau compiler’s internals and precise technical writing to ensure accuracy and clarity. Utilizing C++ and leveraging expertise in compiler development and documentation, Open64cc delivered a targeted improvement that deepened the technical reference for Luau bytecode, supporting future maintainability and developer understanding.