Shaikh Quader [aut, cre],
  Toni Bollinger [aut],
  Ming-pang Wei [aut],
  Alexander Eckert [aut],
  Michael Wurst [aut],
  Craig Blaha [ctb] (documentation),
  IBM Corporation [cph]

Daphné Giorgi [aut, cre],
  Sarah Kaakai [aut],
  Vincent Lemaire [aut]

Colin Gillespie [aut, cre],
  Steph Locke [aut] (ORCID: <https://orcid.org/0000-0002-2387-3723>),
  IBM [cph] (IBM is author of the original JS code.),
  Hendrik Feddersen [fnd] (https://www.ibm.com/),
  Kent Russell [aut],
  Maëlle Salmon [ctb] (ORCID: <https://orcid.org/0000-0002-2815-0399>),
  Jumping Rivers [fnd]

Pierre-Andre Cornillon [aut, cre],
  Nicolas Hengartner [aut],
  Eric Matzner-Lober [aut]

Przemyslaw Biecek [aut, cre] (ORCID:
    <https://orcid.org/0000-0001-8423-1823>),
  Alicja Gosiewska [aut] (ORCID: <https://orcid.org/0000-0001-6563-5742>),
  Hubert Baniecki [aut] (ORCID: <https://orcid.org/0000-0001-6661-5364>),
  Adam Izdebski [aut],
  Dariusz Komosinski [ctb]

Jeffrey A. Ryan [aut, cph],
  Joshua M. Ulrich [cre, aut],
  J.W. de Roode [ctb]

Anna Carolina Resende [aut, cre] (ORCID:
    <https://orcid.org/0000-0003-0909-1255>),
  Diego Mauro Carneiro Pereira [aut] (ORCID:
    <https://orcid.org/0000-0003-1554-3684>)

Oscar M Rueda [aut, cre] (ORCID:
    <https://orcid.org/0000-0003-0008-4884>)

Oscar M Rueda and Jose Antonio Seoane Fernandez

Peter Meissner [aut, cre],
  Philipp Kewisch [cph] (Ical.js file is is licences under MPL.  Source:
    https://github.com/mozilla-comm/ical.js)

Ehsan Masoudi [aut, cre],
  Heinz Holling [aut],
  Weng Kee Wong [aut],
  Seongho Kim [ctb]

Khadija Aziz [aut],
  Zakaria Kehel [aut, cre],
  Bancy Ngatia [aut],
  Khadija Aouzal [aut],
  Zainab Azough [ctb],
  Amal Ibnelhobyb [ctb],
  Fawzy Nawar [ctb]

Antoine Rebecq [aut] (Creator),
  Khaled Larbi [cre],
  Institut national de la statistique et des études économiques [cph]

Jacob R. Bradley [aut, cre] (ORCID:
    <https://orcid.org/0000-0003-1616-4969>),
  Timothy I. Cannings [aut] (ORCID:
    <https://orcid.org/0000-0002-2111-4168>)