Xavier Rotllan-Puig [aut, cre],
  Eva Ivits [aut],
  Michael Cherlet [aut]

Jose M. Pavía [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-0129-726X>),
  Rafael Romero [aut]

Philipp Adämmer [aut, cre] (ORCID:
    <https://orcid.org/0000-0003-3770-0097>),
  James P. LeSage [ctb],
  Mehmet Balcilar [ctb],
  Jon Danielsson [ctb]

Bingshu E. Chen [aut, cre],
  Yicong Liu [aut],
  Siwei Zhang [aut],
  Teng Wen [aut],
  Wenyu Jiang [aut]

Corrado Tallerini [aut, cre],
  Salvatore Grimaldi [aut]

Burkhardt Seifert [aut] (S original),
  Martin Maechler [cre, aut] (Packaged for R; help files, etc, ORCID:
    <https://orcid.org/0000-0002-8685-9910>)

Xiangyu Zhang <zhan6004@umn.edu>, Sara Algeri <salgeri@umn.edu>

Gábor Csárdi [cre],
  Michel Berkelaar [aut]

lp_solve [aut],
  Kjell Konis [aut],
  Florian Schwendinger [aut, cre],
  Kurt Hornik [ctb]

Maria Francesca Marino [aut, cre],
  Marco Alfo' [aut],
  Nicola Salvati [aut],
  Maria Giovanna Ranalli [aut]

Christian E. Galarza <chedgala@espol.edu.ec>, Luis Benites <lbenitess@pucp.edu.pe>, Marcelo Bourguignon <m.p.bourguignon@gmail.com>, Victor H. Lachos <hlachos@uconn.edu>

Nicholas Maxwell [aut, cre] (ORCID:
    <https://orcid.org/0000-0003-4517-8323>),
  Erin M. Buchanan [aut] (ORCID: <https://orcid.org/0000-0002-9689-4189>)

Fares Qeadan [aut],
  Jiqiang Wu [aut, cre],
  Tomasz Kozubowski [aut],
  Anna Panorska [aut]

Alex Hayes [aut, cre] (ORCID: <https://orcid.org/0000-0002-4985-5160>)

Idris Eckley [aut, cre],
  Guy Nason [aut],
  Sarah Taylor [ctb],
  Matthew Nunes [ctb]

Sarah Taylor [aut],
  Matt Nunes [aut, cre],
  Idris Eckley [ctb, ths]

Auriane Gabaut [aut, cre],
  Mélanie Prague [aut],
  Marc Lavielle [aut] (for former code of Rsmlx and connectors)

Thomas Kiefer [aut, cre],
  Alexander Robitzsch [aut],
  Matthias Trendtel [aut],
  Robert Fellinger [aut]

Tyler Matta [aut],
  Leslie Rutkowski [aut],
  David Rutkowski [aut],
  Yuan-Ling Linda Liaw [aut],
  Kondwani Kajera Mughogho [ctb],
  Waldir Leoncio [aut, cre],
  Sinan Yavuz [ctb],
  Paul Bailey [ctb]