Client for Delphi's 'COVIDcast Epidata' API R package covidcast version 0.5.3 Tools for Delphi's 'COVIDcast Epidata' API: data access, maps and time series plotting, and basic signal processing. The API includes a collection of numerous indicators relevant to the COVID-19 pandemic in the United States, including official reports, de-identified aggregated medical claims data, large-scale surveys of symptoms and public behavior, and mobility data, typically updated daily and at the county level. All data sources are documented at <https://cmu-delphi.github.io/delphi-epidata/api/covidcast.html>. Software Depends: R (>= 4.0.0) Imports: dplyr, ggplot2, grDevices, httr, MMWRweek, purrr, rlang, sf, tidyr, xml2 Suggests: gridExtra, httptest, knitr, mockery, rmarkdown, testthat, tibble, vdiffr Alex Reinhart <areinhar@stat.cmu.edu> Comprehensive R Archive Network (CRAN) Taylor Arnold [aut], Jacob Bien [aut], Logan Brooks [aut], Sarah Colquhoun [aut], David Farrow [aut], Jed Grabman [ctb], Pedrito Maynard-Zhang [ctb], Kathryn Mazaitis [aut], Alex Reinhart [aut, cre] (ORCID: <https://orcid.org/0000-0002-6658-514X>), Ryan Tibshirani [aut] MIT + file LICENSE (https://CRAN.R-project.org/package=covidcast/LICENSE) 2025-07-01 application/tgz https://CRAN.R-project.org/package=covidcast doi:10.32614/CRAN.package.covidcast