Version 1.2.0 release for an Earth Science Informatics Software article. It prepares CHIRPS rainfall, ERA5-Land temperature, MODIS vegetation greenness, and HAND terrain descriptors for Rwanda's 30 districts; applies a fail-closed provenance and evidence-class contract; and includes positive, negative, portability, release-contract, integrity, and scoped public-data numerical validation. Version 1.2.0 extends the published version 1.1.1 base archive, DOI 10.5281/zenodo.21677162. It is descriptive, non-operational, and contains no patient, surveillance, or confidential operational data. If you use this software, please cite version 1.2.0 using the metadata below.