The litteR-package requires a recent installation of the R-environment (R version 4.5.1 (2025-06-13) or later). In addition, MS-Windows users also need to install RStudio, an integrated development environment (IDE) for R.
The aim of this manual is to help people with no, or only a limited experience with R and RStudio to
Although this manual primarily focuses on MS-Windows users, users of other operating systems may also find these instructions useful.
The latest version of R can be downloaded from the Comprehensive R Archive Network (CRAN) website as follows:
Download R for Windows;Download R x.y.z (where x.y.z. is the version
number, e.g., 4.5.1);The latest version of RStudio can be downloaded from the RStudio website: https://posit.co/:
The easiest way to install litteR is by means of the package manager of RStudio. The package manager is located at the lower right panel of RStudio. The installation instructions are as follows:
Packages tab in the lower right
panel;Install button on the upper left of this
tab (see figure below); Install Packages dialogue will appear (see below).
Type litteR in the Packages text box (see
below); Install button. RStudio will
now install litteR and all its dependencies.We will occasionally publish new versions of litteR
on CRAN. The easiest way to update litteR is by means
of the package manager of RStudio. Simply click the
Update button of the Packages tab and
RStudio will update all outdated packages.
For using litteR in your projects, please consult our user manual.