Install R
brew install R openssl@1.1 libgit2Inside R console run
Sys.setenv(PKG_CONFIG_PATH="/usr/local/opt/openssl@1.1/lib/pkgconfig")
install.packages(c('repr', 'IRdisplay', 'evaluate', 'crayon', 'pbdZMQ', 'devtools', 'uuid', 'digest'))
install.packages('IRkernel')
IRkernel::installspec()