Since Guix is trivially extensible, users do not need to wait for the community to prepare missing packages they may need right now. Tools like the new …[package importer and installer for R…](https://git.elephly.net/software/r-guix-install.git) let users of the R programming language install any R package---from CRAN, Bioconductor, or any Mercurial or Git repository---by leveraging the recursive package importing facilities that Guix provides from within a running R session. This replaces the need for installers like …`devtools…` and exposes reproducible package management features through a familiar interface within R.