Utility-Based Optimization for Basket Trial Designs R package baskoptr version 1.0.4 A unified framework for optimizing basket trial designs. To this end, the package supplies several utility functions and also a function for executing optimization algorithms on basket trial designs. The considered utility functions are discussed in Sauer et al. (2025) <doi:10.1371/journal.pone.0323097>. Software Depends: R (>= 3.5.0) Imports: baskwrap (>= 1.0.1), future.apply Suggests: optimizr (>= 1.0.0), baskexact (>= 1.0.0), testthat (>= 3.0.0), progressr, basksim (>= 2.0.0) Lukas D Sauer <sauer@imbi.uni-heidelberg.de> Comprehensive R Archive Network (CRAN) Lukas D Sauer [aut, cre] (ORCID: <https://orcid.org/0000-0002-1340-9994>) MIT + file LICENSE (https://CRAN.R-project.org/package=baskoptr/LICENSE) 2026-04-02 application/tgz https://CRAN.R-project.org/package=baskoptr doi:10.32614/CRAN.package.baskoptr