Additional Tools for Developing Spatially Explicit Discrete Event Simulation (SpaDES) Models R package SpaDES.tools version 2.1.3 Provides GIS and map utilities, plus additional modeling tools for developing cellular automata, dynamic raster models, and agent based models in 'SpaDES'. Included are various methods for spatial spreading, spatial agents, GIS operations, random map generation, and others. See '?SpaDES.tools' for a categorized overview of these additional tools. Software Depends: R (>= 4.3) Imports: backports, checkmate (>= 1.8.2), data.table (>= 1.10.4), fpCompare (>= 0.2.1), graphics, methods, parallel, Rcpp (>= 0.12.12), reproducible (>= 2.1.3), stats, terra LinkingTo: Rcpp Suggests: animation, bit (>= 1.1-12), covr, DEoptim (>= 2.2-4), dqrng, fastmatch, quickPlot (>= 1.0.2), raster (>= 2.5-8), sf, snow, sp (>= 1.2-4), testthat (>= 3.0.0), tools, withr Alex M Chubaty <achubaty@for-cast.ca> Comprehensive R Archive Network (CRAN) Eliot J B McIntire [aut] (ORCID: <https://orcid.org/0000-0002-6914-8316>), Alex M Chubaty [aut, cre] (ORCID: <https://orcid.org/0000-0001-7146-8135>), Yong Luo [ctb], Ceres Barros [ctb] (ORCID: <https://orcid.org/0000-0003-4036-977X>), Steve Cumming [ctb], Jean Marchal [ctb], His Majesty the King in Right of Canada, as represented by the Minister of Natural Resources Canada [cph] GPL-3 2026-08-28 application/tgz https://CRAN.R-project.org/package=SpaDES.tools doi:10.32614/CRAN.package.SpaDES.tools en-CA