Programmatic Access to Glottography Speaker Area Polygons R package Rglottography version 1.2.0 Provides programmatic access to Glottography, an online repository of geospatial speaker-area polygons for the world's languages. The package allows users to list available datasets, download and install them, and load speaker-area polygons as standard spatial 'sf' objects in R. Data are sourced from either the Glottography organization on GitHub <https://github.com/Glottography> or the Glottography community on Zenodo <https://zenodo.org/communities/glottography>. Based on Ranacher et al. (2026) <doi:10.5334/johd.459>. Software Depends: R (>= 4.1.0) Imports: cli, httr2, jsonlite, sf, tibble Suggests: testthat (>= 3.0.0), mockery, knitr, rmarkdown, ggplot2, dplyr, rnaturalearth Peter Ranacher <peter.ranacher@gmail.com> Comprehensive R Archive Network (CRAN) Peter Ranacher [aut, cre] MIT + file LICENSE (https://CRAN.R-project.org/package=Rglottography/LICENSE) 2026-03-24 application/tgz https://CRAN.R-project.org/package=Rglottography doi:10.32614/CRAN.package.Rglottography en-GB