Christian Schulz developed a communication-free distributed graph generation package, Kagen, within the spack/spack-packages repository. He focused on enabling scalable, parallel graph generation by supporting multiple network models and optimizing for parallel computing environments. Using Python and CMake, Christian implemented robust submodule handling through a git fetcher with tag and commit support, which improved package reliability and reproducibility. He also enhanced code quality by standardizing version declarations and aligning branch naming conventions. Throughout the month, Christian addressed review feedback and prepared the package for broader adoption, demonstrating depth in package development and graph algorithms within the Spack ecosystem.