Dextergui is a graphical user interface for the main functionality of dexter for use in educational and psychological measurement. It offers Classical Test Analysis, Item Response Theory and Data management.

install.packages("dextergui")

or for the development version

library(devtools)
install_github('dexter-psychometrics/dextergui')

If you encounter a bug, please post a minimal reproducible example on github.

dextergui()

This will open the user interface window in a shiny window. Switch to a Chrome, Firefox or Brave browser for best results*. You must start a new project or open an existing project before more options will become available. For more information look on the help page in dextergui or read the vignette.

* it also works in Internet Explorer but it does not work in Microsoft Edge. Not tested in Safari, Opera or other browsers.