Sam contributed to oils-for-unix/oils by enhancing YSH list mutability, implementing remove and insert methods with support for negative indices and Python-style overflow handling. This improved data manipulation capabilities and usability for developers working with YSH. In Saghen/nixpkgs, Sam updated the oils-for-unix package to version 0.27.0, ensuring packaging reliability and build reproducibility. Later, in hmemcpy/nixpkgs, Sam addressed cross-platform build failures for cargo-embassy by conditionally including the udev dependency only on Linux and explicitly marking supported platforms as unix. These contributions leveraged Python, Nix, and shell scripting, demonstrating depth in API design, build systems, and package management.