August 2025: Delivered targeted SFCGAL improvements across microsoft/vcpkg and msys2/MINGW-packages to enhance build integrity and packaging stability. In microsoft/vcpkg, fixed a bug by updating the SHA512 checksum for the SFCGAL 2.2.0 port, ensuring the build system validates against the correct integrity hash and reducing potential rework from corrupted inputs. In msys2/MINGW-packages, delivered a feature upgrade of the SFCGAL package to 2.2.0, removed an unnecessary patch now upstream, and refreshed the PKGBUILD with the new version and checksums to ensure stability and consistency. Overall impact includes improved supply-chain integrity, lower maintenance overhead, and better alignment with upstream releases across Windows tooling. Technologies demonstrated include SHA512 checksum validation, PKGBUILD metadata updates, version upgrades, and cross-repo coordination for release stability.