Jeroen Ooms [aut, cre] (<https://orcid.org/0000-0002-4035-0289>),
  Duncan Temple Lang [ctb],
  Lloyd Hilaiel [cph] (author of bundled libyajl)

c(
    person("Yihui", "Xie", role = c("aut", "cre"), email = "xie@yihui.name", comment = c(ORCID = "0000-0003-0645-5666")),
    person("Jeffrey", "Horner", role = "ctb"),
    person("Beilei", "Bian", role = "ctb")
    )

Guesses the MIME type from a filename extension using the data
    derived from /etc/mime.types in UNIX-type systems.

Yihui Xie [aut, cre] (<https://orcid.org/0000-0003-0645-5666>),
  Jeffrey Horner [ctb],
  Beilei Bian [ctb]

Cross-Platform File System Operations Based on 'libuv'

c(
    person("Jim", "Hester", role = "aut"),
    person("Hadley", "Wickham", , "hadley@rstudio.com", role = "aut"),
    person("Gábor", "Csárdi", , "csardi.gabor@gmail.com", role = c("aut", "cre")),
    person("libuv project contributors", role = "cph",
           comment = "libuv library"),
    person("Joyent, Inc. and other Node contributors", role = "cph",
           comment = "libuv library"),
    person("RStudio", role = c("cph", "fnd"))
  )

A cross-platform interface to file system operations, built
    on top of the 'libuv' C library.

covr, crayon, knitr, pillar (>= 1.0.0), rmarkdown, spelling,
testthat (>= 3.0.0), tibble (>= 1.1.0), vctrs (>= 0.3.0), withr

Jim Hester [aut],
  Hadley Wickham [aut],
  Gábor Csárdi [aut, cre],
  libuv project contributors [cph] (libuv library),
  Joyent, Inc. and other Node contributors [cph] (libuv library),
  RStudio [cph, fnd]

c(
    person("Jim", "Hester", role = "aut",
           comment = c(ORCID = "0000-0002-2739-7082")),
    person("Gábor", "Csárdi", , "csardi.gabor@gmail.com", role = c("aut", "cre")),
    person("RStudio", role = c("cph", "fnd"))
  )

Functions to handle basic input output, these functions
    always read and write UTF-8 (8-bit Unicode Transformation Format)
    files and provide more explicit control over line endings.

Jim Hester [aut] (<https://orcid.org/0000-0002-2739-7082>),
  Gábor Csárdi [aut, cre],
  RStudio [cph, fnd]