The epidartr R package provides real-time access to multiple epidemiological data about multiple diseases (including influenza, COVID-19, etc.) from official sources such as CDC, other private partners such as Meta, and public datasets like Google Trends. The package provide a simple R intervace to the Delphi Epidata API, including functions to download, parse and convert the data into tidy format. The package can be used with the epiprocess package to downstream data processing this data and with the package epipredict for modeling. epidatr is built and maintained by the Carnegie Mellon University Delphi Research Group.