To cite package ‘avif’ in publications use:

  Huang Z (2026). _avif: Read and Write AVIF Images_. R package version
  0.0.1, <https://github.com/r-zon/avif>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {avif: Read and Write AVIF Images},
    author = {Zhichao Huang},
    year = {2026},
    note = {R package version 0.0.1},
    url = {https://github.com/r-zon/avif},
  }