mapshaper is an incredibly powerful set of tools to simplify and edit maps from Shapefile, geoJSON, TopoJSON, and other file formats. This htmlwidget brings mapshaper to your R experience.

#devtools::install_github("timelyportfolio/mapshaper_htmlwidget")

library(mapshaperWidget)
library(tmap)
library(sp)

data(World)
plot(World)

mapshaper(World)

• Hook it up to Shiny so the export result is returned to R or the hover info is provided to R.
• Separate JS dependencies, namespace css, and isolate components so that it will play nicely with other htmlwidgets