Spatial Extent Tools R package spex version 0.7.1 Functions to produce a fully fledged 'geo-spatial' object extent as a 'SpatialPolygonsDataFrame'. Also included are functions to generate polygons from raster data using 'quadmesh' techniques, a round number buffered extent, and general spatial-extent and 'raster-like' extent helpers missing from the originating packages. Some latitude-based tools for polar maps are included. Software Depends: R (>= 3.2.5) Imports: methods, quadmesh, raster, reproj, sp, stats, crsmeta Suggests: covr, testthat (>= 2.1.0) Michael D. Sumner <mdsumner@gmail.com> Comprehensive R Archive Network (CRAN) Michael D. Sumner [aut, cre] GPL-3 2020-06-20 application/tgz https://CRAN.R-project.org/package=spex doi:10.32614/CRAN.package.spex