R Software, Knime, Knime Analytics Platform, Getting Started, Editors Pick.
(https://cran.r-project.org/bin/macosx/). Important to remember: you also might have to install some tools like XQuartz, Xcode and others (follow the instructions on the site). The initial R installation might be as simple as: install homebrew (https://brew.sh/) install R thru: brew install r from