Geoffroy Jabouley focused on governance and data integrity improvements across open source repositories, notably nrfconnect/sdk-zephyr and arduino/library-registry. In sdk-zephyr, he enhanced project maintainership by updating HAL_TDK module ownership, clarifying documentation, and streamlining review processes to support stable development. For the Arduino Library Registry, he removed an obsolete library reference from repositories.txt, aligning the registry with current maintenance policies and improving data quality. His work relied on collaboration, repository management, and open source contribution, utilizing YAML and text for configuration and documentation. Over two months, Geoffroy delivered targeted, policy-driven changes that improved project oversight and registry accuracy.