Matthias developed and delivered a new Homebrew formula for the LispKit Scheme interpreter, enabling seamless installation and execution on macOS through the chenrui333/homebrew-core repository. He implemented packaging using Swift 5 and Swift Package Manager, structuring the formula to install the interpreter binary and its resource tree in appropriate locations. A dedicated Bash script was created to ensure the interpreter launches with correct resource paths, streamlining onboarding for developers. Throughout the project, Matthias focused on reliability and reproducibility, applying his skills in Swift, Bash, and package management to automate installation workflows and provide a robust, user-friendly experience for macOS users.