This repository is just a wrapper to emulate a "standard" R package from https://github.com/libKriging/bindings/R/rlibkriging content, so you can install it just using:install.packages('devtools') devtools::install_github("libKriging/rlibkriging")Requirementsc++, cmake and gfortran, should be installed using:Linux: apt/yum/... install cpp cmake gfortranOSX: brew install cpp cmake gfortranWindows: install Rtools using https://cran.r-project.org/bin/windows/Rtools/rtools42/files/rtools42-5253-5107-signed.exe (or check any update at https://cran.r-project.org/bin/windows/Rtools/rtools42/rtools.html)Note:R>=4.2 & Rtools>=42 are required for this 'devtools::install_github'for older R/Rtools, refer to manual install: https://github.com/libKriging/libKriging#compilation-for-linuxmacwindows-using-r-toolchainNote: this repository mainly contains modified Makefiles, inspired by https://github.com/astamm/nloptr wrapper for NLOpt.CRANWhen submitting to CRAN, ./tools/setup.sh should be run before R CMD build rlibkriging to suite CRAN policy.