### Installing R and RStudio

• The prerequisite for installing the OpenRepGrid package is that R has been installed on your computer. R can be downloaded from here for Windows, MacOS or Linux.

• RStudio is a program that makes it easier to handle R. You can download it from here.

### Installing the OpenRepGrid package

The easiest way to install the OpenRepGrid package is from within RStudio. Select the tab Packages -> Install and type in OpenRepGrid.

Alternatively you may also use the R command line to install the package. Just type in the following code:

install.packages("OpenRepGrid")

Given that R and the OpenRepGrid package are installed on your computer you need to lopad it to use it. This is a step you have do do each time when restarting R.
library(OpenRepGrid)