During June 2025, Oxalicc contributed to the Shopify/nixpkgs repository by delivering targeted improvements in build systems and package management using Nix. They corrected license metadata for the dwarfs package to ensure compliance with upstream terms, demonstrating attention to legal and technical detail. Oxalicc upgraded the nil package, introducing nixfmt-rfc-style as a native build input and configuring formatting defaults to enhance build consistency. Additionally, they restored and modernized the Electron Cash package, adopting pyproject.toml and updating dependencies for better maintainability. These contributions addressed both compliance and reliability, reflecting a thoughtful approach to reproducibility and long-term project health.