To cite package ‘jsonvalidate’ in publications use:

  FitzJohn R, Ashton R, Buus M, Poberezkin E (2025). _jsonvalidate:
  Validate 'JSON' Schema_. R package version 1.5.0,
  <https://CRAN.R-project.org/package=jsonvalidate>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {jsonvalidate: Validate 'JSON' Schema},
    author = {Rich FitzJohn and Rob Ashton and Mathias Buus and Evgeny Poberezkin},
    year = {2025},
    note = {R package version 1.5.0},
    url = {https://CRAN.R-project.org/package=jsonvalidate},
  }