Przemyslaw Biecek [aut, cre] (<https://orcid.org/0000-0001-8423-1823>),
  Szymon Maksymiuk [aut] (<https://orcid.org/0000-0002-3120-1601>),
  Hubert Baniecki [aut] (<https://orcid.org/0000-0001-6661-5364>)

Szymon Maksymiuk [aut, cre] (<https://orcid.org/0000-0002-3120-1601>),
  Przemyslaw Biecek [aut] (<https://orcid.org/0000-0001-8423-1823>),
  Hubert Baniecki [aut],
  Anna Kozak [ctb]

Philippe Lambert [aut, cre] (<https://orcid.org/0000-0002-3670-3328>)

Eduardo Ogasawara [aut, ths, cre]
    (<https://orcid.org/0000-0002-0466-0626>),
  Antonio Castro [aut, ctb],
  Heraldo Borges [aut, ths],
  Diego Carvalho [aut, ths],
  Joel Santos [aut, ths],
  Eduardo Bezerra [aut, ths],
  Rafaelli Coutinho [aut, ths],
  Federal Center for Technological Education of Rio de Janeiro (CEFET/RJ)
    [cph]

Eduardo Ogasawara [aut, ths, cre]
    (<https://orcid.org/0000-0002-0466-0626>),
  Federal Center for Technological Education of Rio de Janeiro (CEFET/RJ)
    [cph]

Brecht Devleesschauwer [aut, cre],
  Scott McDonald [aut],
  Juanita Haagsma [aut],
  Nicolas Praet [aut],
  Arie Havelaar [aut],
  Niko Speybroeck [aut]

Chris Littleboy [aut, cre] (<https://orcid.org/0000-0002-3293-7987>),
  Isabel Jones [ctb, fnd]

Quentin Geissmann [aut, cre],
  Hadley Wickham [aut]

Gopi Goteti [aut],
  Joseph Stachelek [aut, cre]

Artur Manukyan, Ahmet Sedef, Erhan Cene, Ibrahim Demir

Dirk Eddelbuettel with contributions by Brodie Gaslam, Kevin Denny,
 Kabira Namit, Colin Gillespie, R Core, Josh Ulrich, Jordan Mark Barbone,
 Bill Dunlap, and others.

Tingting Zhan [aut, cre, cph] (<https://orcid.org/0000-0001-9971-4844>)

Niels Martin [aut, cre],
  Greg Van Houdt [ctb],
  Gert Janssenswillen [ctb]

Dorota Desaulle [aut, cre] (<https://orcid.org/0000-0002-3419-9447>),
  Yves Rozenholc [aut] (<https://orcid.org/0000-0002-3907-5101>)

Bob Rudis [aut, cre],
  Lasse Vilhelmsen [ctb],
  David Severski [ctb]

Bernd Gruber [aut, cre],
  Arthur Georges [aut],
  Jose L. Mijangos [aut],
  Carlo Pacioni [aut],
  Peter J. Unmack [ctb],
  Oliver Berry [ctb],
  Lindsay V. Clark [ctb],
  Floriaan Devloo-Delva [ctb],
  Eric Archer [ctb]