During February 2025, RoGreat contributed to the Saghen/nixpkgs repository by enhancing packaging reliability and expanding desktop application support. They implemented AppImage-based packaging for Fiddler Everywhere, integrating dependencies, desktop integration, and an automatic update script to streamline reproducible builds. RoGreat also refactored the overlay and package system, improving maintainers’ metadata, Qt6 sourcing, and OpenGL linkage to ensure consistent build processes and smoother maintenance. Their work leveraged Nix, build system configuration, and package management skills, focusing on maintainability and coverage rather than bug fixes. The contributions demonstrated a methodical approach to internal improvements and broadened the repository’s software offerings.