Reproducible Assessment of Disability Course in Multiple Sclerosis R package msprog version 1.0.1 Analyse disability course in multiple sclerosis (MS) from longitudinal data. The package provides a flexible framework for identifying disability events under user-specified criteria, allowing adaptation to different study designs and endpoints. Tools are included to facilitate transparent and reproducible reporting of the settings used in the analysis. For consensus-based recommendations on endpoint calculation and use of the package, see Montobbio et al. (2026) <doi:10.1177/13524585261478492>. For the original description of the computational framework and illustrative applications, see Montobbio et al. (2024) <doi:10.1177/13524585241243157>. Software Depends: R (>= 4.1.0) Imports: stats, dplyr, rlang Suggests: knitr, rmarkdown, xfun, DT Noemi Montobbio <noemi.montobbio@gmail.com> Comprehensive R Archive Network (CRAN) Noemi Montobbio [aut, cre] (ORCID: <https://orcid.org/0000-0003-0302-393X>), Francesca Bovis [rev], Luca Carmisciano [rev] MIT + file LICENSE (https://CRAN.R-project.org/package=msprog/LICENSE) 2026-09-04 application/tgz https://CRAN.R-project.org/package=msprog doi:10.32614/CRAN.package.msprog