The R Package garchx provides a simple, fast, flexible and robust framework for GARCH-X modelling. CRAN webpage: https://CRAN.R-project.org/package=garchx
The following R command installs the stable version from CRAN:
install.packages('garchx', dependencies = TRUE)
To install the current development version available here at Github, use the following command:
install.packages(
"https://github.com/gsucarrat/garchx/raw/master/garchx_devel.tar.gz",
repos = NULL, type = "source"
)
This package is free and open source software, licensed under GPL (>= 2)