To cite package ‘universe’ in publications use:

  Ooms J, Salmon M (2026). _universe: Tools for Working with R-universe
  <https://r-universe.dev>_. R package version 1.0.0.9000,
  <https://github.com/ropensci/universe>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {universe: Tools for Working with R-universe <https://r-universe.dev>},
    author = {Jeroen Ooms and Maëlle Salmon},
    year = {2026},
    note = {R package version 1.0.0.9000},
    url = {https://github.com/ropensci/universe},
  }