This package provides distractor analysis, item and person statistics, Model fit, Differential Item Functioning, Wright Map, Expected Score Curve, and Item Characteristic Curves for DIF using the Rasch measurement model.
snowIRT module can be installed and used in R as a standard R packages.
At the moment, snowIRT is not in CRAN yet, so you need to install it via devtools
devtools::install_github("hyunsooseol/snowIRT")
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.