R (>= 3.0.1), rjson, RCurl, maptools, utils
jsonlite, sp, httr, purrr, dplyr, xml2, methods, sf, httpcache
jsonlite, sp, httr, purrr, dplyr, xml2, methods, sf,
httpcache, curl
jsonlite, httr, purrr, xml2, methods, dplyr, sf, httpcache,
curl
knitr, rmarkdown, remotes, ggplot2, covr, testthat (>= 3.0.0)