Generalized Additive Mixed Models using 'mgcv' and 'lme4' R package gamm4 version 0.3-0 CRAN Task View: MixedModels (https://CRAN.R-project.org/view=MixedModels) Estimate generalized additive mixed models via a version of function gamm() from 'mgcv', using 'lme4' for estimation. Software Depends: R (>= 4.4.0), methods, Matrix (>= 1.7-0), lme4 (>= 1.0), mgcv (>= 1.9-2) Suggests: reticulate Simon Wood <simon.wood@r-project.org> Comprehensive R Archive Network (CRAN) Simon Wood [aut, cre], Fabian Scheipl [aut], Arno Schneuwly [aut] GPL (>= 2) 2026-08-03 application/tgz https://CRAN.R-project.org/package=gamm4 doi:10.32614/CRAN.package.gamm4