1 Plotly widget

library(plotly)
plot_ly(mtcars, x = ~wt, y = ~mpg, type = "scatter", mode = "markers")

2 Leaflet widget

library(leaflet)
leaflet() |>
  addTiles() |>
  setView(lng = -18.42, lat = 64.71, zoom = 11) |>
  addMarkers(lng = -18.42, lat = 64.71, popup = "marker")

3 Environment

rmarkdown::pandoc_version()
## [1] '3.8.3'
Sys.which("pandoc")
## pandoc 
##     ""
xfun::session_info(
  c("bookdown", "rmarkdown", "knitr", "htmlwidgets", "htmltools", "plotly", "leaflet")
)
## R version 4.6.0 (2026-04-24 ucrt)
## Platform: x86_64-w64-mingw32/x64
## Running under: Windows 11 x64 (build 26100)
## 
## Locale:
##   LC_COLLATE=English_United States.utf8 
##   LC_CTYPE=English_United States.utf8   
##   LC_MONETARY=English_United States.utf8
##   LC_NUMERIC=C                          
##   LC_TIME=English_United States.utf8    
## 
## Package version:
##   askpass_1.2.1           base64enc_0.1.6         bookdown_0.47          
##   bslib_0.11.0            cachem_1.1.0            class_7.3.23           
##   classInt_0.4.11         cli_3.6.6               cpp11_0.5.5            
##   crosstalk_1.2.2         curl_7.1.0              data.table_1.18.4      
##   DBI_1.3.0               digest_0.6.39           dplyr_1.2.1            
##   e1071_1.7.17            evaluate_1.0.5          farver_2.1.2           
##   fastmap_1.2.0           fontawesome_0.5.3       fs_2.1.0               
##   generics_0.1.4          ggplot2_4.0.3           glue_1.8.1             
##   graphics_4.6.0          grDevices_4.6.0         grid_4.6.0             
##   gtable_0.3.6            highr_0.12              htmltools_0.5.9        
##   htmlwidgets_1.6.4       httr_1.4.8              isoband_0.3.0          
##   jquerylib_0.1.4         jsonlite_2.0.0          KernSmooth_2.23.26     
##   knitr_1.51              labeling_0.4.3          later_1.4.8            
##   lattice_0.22.9          lazyeval_0.2.3          leaflet_2.2.3          
##   leaflet.providers_3.0.0 lifecycle_1.0.5         magrittr_2.0.5         
##   MASS_7.3.65             memoise_2.0.1           methods_4.6.0          
##   mime_0.13               openssl_2.4.2           otel_0.2.0             
##   pillar_1.11.1           pkgconfig_2.0.3         plotly_4.12.0          
##   png_0.1.9               promises_1.5.0          proxy_0.4.29           
##   purrr_1.2.2             R6_2.6.1                rappdirs_0.3.4         
##   raster_3.6.32           RColorBrewer_1.1.3      Rcpp_1.1.1.1.1         
##   rlang_1.2.0             rmarkdown_2.31          s2_1.1.11              
##   S7_0.2.2                sass_0.4.10             scales_1.4.0           
##   sf_1.1.1                sp_2.2.1                stats_4.6.0            
##   stringi_1.8.7           stringr_1.6.0           sys_3.4.3              
##   terra_1.9.27            tibble_3.3.1            tidyr_1.3.2            
##   tidyselect_1.2.1        tinytex_0.60            tools_4.6.0            
##   units_1.0.1             utf8_1.2.6              utils_4.6.0            
##   vctrs_0.7.3             viridisLite_0.4.3       withr_3.0.2            
##   wk_0.9.5                xfun_0.58               yaml_2.3.12            
## 
## Pandoc version: 3.8.3