Marc Troelitzsch developed and released a new Homebrew formula for the tfplugingen-openapi tool, version 0.3.0, in the gittools-bot/homebrew-core repository. He implemented the formula using Ruby, focusing on build system configuration and packaging automation to streamline installation on macOS. The formula defines build steps, manages dependencies, and includes installation instructions, along with basic tests that verify version output and enforce the presence of an OpenAPI specification file. This work improved distribution reliability and reproducibility, making onboarding easier for developers and supporting CI-friendly packaging. The project demonstrated depth in Homebrew formula development and automated release management.