Rumen Gas Production Modeling, Comparison, and Visualization R package rumenGP version 0.2.1 Provides tools for importing, processing, visualizing, fitting, comparing, and interpreting in vitro rumen gas production data. Supports ANKOM RF workflows, generic gas production datasets, and pressure-based measurements. Includes multiple kinetic models, custom nonlinear models, model comparison workflows, treatment-level ranking, diagnostic tools, and visualization functions for rumen fermentation studies. Software Depends: R (>= 4.1.0) Imports: dplyr, ggplot2, lubridate, minpack.lm, purrr, readxl, tidyr Suggests: knitr, rmarkdown, pkgdown, spelling Arlan Araujo Rodrigues <araujorodrig@wisc.edu> Comprehensive R Archive Network (CRAN) Arlan Araujo Rodrigues [aut, cre], Hilario Cuquetto Mantovani [aut] MIT + file LICENSE (https://CRAN.R-project.org/package=rumenGP/LICENSE) 2026-10-07 application/tgz https://CRAN.R-project.org/package=rumenGP doi:10.32614/CRAN.package.rumenGP en-US