To cite package ‘shinyalert’ in publications use:

  Attali D, Edwards T (2024). _shinyalert: Easily Create Pretty Popup
  Messages (Modals) in 'Shiny'_. R package version 3.1.0, ,
  <https://github.com/daattali/shinyalert>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {shinyalert: Easily Create Pretty Popup Messages (Modals) in 'Shiny'},
    author = {Dean Attali and Tristan Edwards},
    year = {2024},
    note = {R package version 3.1.0, 
},
    url = {https://github.com/daattali/shinyalert},
  }