This page provides useful links and resources related to the many publicly available R packages that we will explore throughout the semester. (Note: This page will update periodically throughout the semester.)

Use Description
haven Data imports/exports Import foreign statistical formats into R (Stata/SPSS/SAS)
dplyr Data wrangling A core package for dataframe manipulation
tidyr Data wrangling A collection of tools for creating tidy data
ggplot2 Data visualization Tidyverse implementation of the grammar of graphics
plotly Data visualization Plotly wrapper to create interactive visualizations
rvest Data scraping Useful for html web scraping
httr Data collection Easy commands to work with APIs
polite Data scraping Web scraping responsibly
scales Data formatting Formatting numeric data
lubridate Data formatting Working with date data
rgdal Geospatial For loading geospatial data (shapefiles)
sf Geospatial Working with geospatial data
mapproj Geospatial Loading map projections for visualizations
leaflet Geospatial Interactive mapping
forcats Data wrangling Working with factor functions in the tidyverse
caret Machine learning A workhorse package for training ML models