gamlss.add: Extra Additive Terms for Generalized Additive Models for Location Scale and Shape
Interface for extra smooth functions including tensor products, neural networks, and decision trees.
CRAN package: https://CRAN.R-project.org/package=gamlss.add
GitHub repository: https://github.com/gamlss-dev/gamlss.add/
Project website: https://www.gamlss.com/