Read, Manipulate and Visualise Magnetic Resonance Images R package tractor.base version 3.5.0 CRAN Task View: MedicalImaging (https://CRAN.R-project.org/view=MedicalImaging) Functions for working with magnetic resonance images. Reading and writing of popular file formats (DICOM, Analyze, NIfTI-1, NIfTI-2, MGH); interactive and non-interactive visualisation; flexible image manipulation; metadata and sparse image handling. Software Imports: methods, ore (>= 1.3.0), RNifti (>= 1.8.0), reportr, shades Suggests: mmand, loder, divest, yaml, tinytest Enhances: oro.nifti Jon Clayden <code@clayden.org> Comprehensive R Archive Network (CRAN) Jon Clayden [cre, aut] (ORCID: <https://orcid.org/0000-0002-6608-0619>) GPL-2 2025-10-29 application/tgz https://CRAN.R-project.org/package=tractor.base doi:10.32614/CRAN.package.tractor.base