To cite package ‘varnish’ in publications use:

Davey R, Becker E, Kamvar Z (2026). varnish: Front-end for The Carpentries Lesson Infrastructure. R package version 1.1.1, https://github.com/carpentries/varnish.

Corresponding BibTeX entry:

  @Manual{,
    title = {varnish: Front-end for The Carpentries Lesson
      Infrastructure},
    author = {Robert Davey and Erin Becker and Zhian N. Kamvar},
    year = {2026},
    note = {R package version 1.1.1},
    url = {https://github.com/carpentries/varnish},
  }