End-to-end scripts used for the preparation of key figures of the IPCC WGI AR6 Atlas chapter. In particular, observed linear trends of signals in annual mean surface air temperature and precipitation (Figures Atlas.11, 18, and 23) and regional projections in annual mean surface air temperature and precipitation (Figures Atlas.13, 16, 17, 21, 22, 24, 26, 28, 29).