. While "repack" versions often circulate on third-party sites like Scribd or GitHub, the safest and most current version is the official toolkit. Official Assessment Resources ISACA COBIT 2019 Tool Kit : This is the primary Excel-based resource. It includes the Design Toolkit RACI matrix
If you're looking for a COBIT 2019 maturity assessment tool in Excel format from 2021, I recommend: cobit 2019 maturity assessment tool xls 2021 repack