To cite package ‘waldo’ in publications use:

  Wickham H (2024). _waldo: Find Differences Between R Objects_. R
  package version 0.5.3.9000, , <https://github.com/r-lib/waldo>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {waldo: Find Differences Between R Objects},
    author = {Hadley Wickham},
    year = {2024},
    note = {R package version 0.5.3.9000, },
    url = {https://github.com/r-lib/waldo},
  }