Tim Forrer contributed to the Homebrew/homebrew-cask repository by enhancing the Darktable Cask to support architecture-specific dependency management, addressing compatibility for both arm64 and x86_64 macOS systems. Using Ruby and leveraging skills in cask and dependency management, Tim implemented logic that distinguishes dependencies based on system architecture, reducing installation issues for end users. He also improved the livecheck process by refining version filtering and introducing skip conditions for unsupported legacy versions, which streamlined version checks and reduced maintenance overhead. This work demonstrated a thoughtful approach to cross-architecture compatibility and maintainability within the Homebrew ecosystem, reflecting solid engineering depth.