Russ Hyde [ctb] (improve dependencies),
  Chris Hammill [ctb] (improve getting),
  Facundo Munoz [ctb] (improve list conversion),
  Markus Wamser [ctb] (fixed some typos),
  Pierre Formont [ctb] (additional features),
  Kent Russel [ctb] (documentation),
  Noam Ross [ctb] (fixes),
  Duncan Garmonsway [ctb] (fixes),
  Christoph Glur [aut, cre] (R interface)

Marcin Dubel [aut, cre],
  Paweł Przytuła [aut],
  Jakub Nowicki [aut],
  Krystian Igras [aut],
  Dominik Krzeminski [ctb],
  Servet Ahmet Çizmeli [ctb],
  Appsilon Sp. z o.o. [cph]

Ramin Aliyev [cre],
  Ma. Regina Paz Onglao-Drilon [aut],
  World Bank Group [cph]

Martijn Schuemie [aut, cre],
  Marc Suchard [aut],
  Observational Health Data Science and Informatics [cph],
  Microsoft Inc. [cph] (SQL Server JDBC driver),
  PostgreSQL Global Development Group [cph] (PostgreSQL JDBC driver),
  Oracle Inc. [cph] (Oracle JDBC driver),
  Amazon Inc. [cph] (RedShift JDBC driver)

Michael Thrun [aut, cre, cph] (<https://orcid.org/0000-0001-9542-5543>),
  Quirin Stier [aut, rev] (<https://orcid.org/0000-0002-7896-4737>)

Rick O. Gilmore [aut, cre, cph],
  Jeffrey Spies [aut],
  National Science Foundation OAC-2032713 [fnd],
  National Institutes of Health R01HD094830 [fnd]

Alexander Hurley [cre, aut, cph]
    (<https://orcid.org/0000-0002-9641-2805>),
  Richard Peters [ctb] (<https://orcid.org/0000-0002-7441-1297>),
  Christoforos Pappas [ctb] (<https://orcid.org/0000-0001-5721-557X>)

Sarah Johnston [aut, cre],
  Rob Noble-Eddy [aut],
  Merlijn van Horssen [aut],
  Krishan Bhasin [aut],
  Sarah Pollicott [aut],
  Lukas Drapal [ctb],
  Nikolaos Perrakis [ctb],
  Nikhil Thomas Joy [ctb],
  Shahriar Asta [ctb],
  Karandeep Lidher [ctb],
  Dan Kellett [ctb],
  Kevin Chisholm [ctb],
  Laura Joy [ctb],
  Fergus Wadsley [ctb],
  Heather Hackett [ctb],
  David Robinson [ctb],
  Cheryl Renton [ctb],
  Matt Triggs [ctb],
  Carola Deppe [ctb],
  Ruijing Li [ctb],
  John Swift [ctb],
  Capital One Services, LLC [cph]

Tim Barnett [cph, aut, cre],
  Nathan Rees [aut],
  Alana Harris [aut]