To cite package ‘piggyback’ in publications use:

  Boettiger C, Ho T (2024). _piggyback: Managing Larger Data on a
  GitHub Repository_. R package version 0.1.5.9005, ,
  <https://github.com/ropensci/piggyback>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {piggyback: Managing Larger Data on a GitHub Repository},
    author = {Carl Boettiger and Tan Ho},
    year = {2024},
    note = {R package version 0.1.5.9005, 
},
    url = {https://github.com/ropensci/piggyback},
  }