During December 2025, ubi de feo expanded the Arduino ecosystem by enhancing the arduino/library-registry repository. They delivered the Arduino Nesso N1 Library Registry Expansion, which involved integrating a new repository link for the Arduino Nesso N1 library. This update improved library discoverability and onboarding for Arduino developers, making it easier for users to access and utilize new libraries. The work focused on library integration and repository management, using plaintext for configuration and documentation. All contributions followed standard commit processes with clear traceability. While the scope was focused, the changes addressed ecosystem growth and maintainability without introducing new bug fixes.