Stock Assessment Methods Toolkit R package SAMtool version 1.9.2 Simulation tools for closed-loop simulation are provided for the 'MSEtool' operating model to inform data-rich fisheries. 'SAMtool' provides a conditioning model, assessment models of varying complexity with standardized reporting, model-based management procedures, and diagnostic tools for evaluating assessments inside closed-loop simulation. Software Depends: R (>= 4.1.0), MSEtool (>= 3.0.0) Imports: TMB (>= 1.9.0), abind, dplyr, gplots, graphics, methods, pbapply, rmarkdown, snowfall, stats, utils, vars LinkingTo: TMB, RcppEigen Suggests: caret, corpcor, covr, extraDistr, ggplot2, Gmisc, knitr, mvtnorm, numDeriv, reshape2, shiny, testthat, tmbstan, usethis Quang Huynh <quang@bluematterscience.com> Comprehensive R Archive Network (CRAN) Quang Huynh [aut, cre], Tom Carruthers [aut], Adrian Hordyk [aut] GPL-3 2026-06-19 application/tgz https://CRAN.R-project.org/package=SAMtool doi:10.32614/CRAN.package.SAMtool