To cite package ‘opengraph’ in publications use:

  Kenny C (2024). _opengraph: Process Metadata from the 'Open Graph
  Protocol'_. R package version 0.0.2, ,
  <https://github.com/christopherkenny/opengraph>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {opengraph: Process Metadata from the 'Open Graph Protocol'},
    author = {Christopher T. Kenny},
    year = {2024},
    note = {R package version 0.0.2, 
},
    url = {https://github.com/christopherkenny/opengraph},
  }