Fast, Sensitive, and Accurate Integration of Single Cell Data R package harmony version 2.0.5 Implementation of the Harmony algorithm for single cell integration, described in Patikas, Yao, et al. <doi:10.64898/2026.03.16.711825>. Package includes a standalone Harmony function and interfaces to external frameworks. Software Depends: R(>= 4.2.0), Rcpp Imports: dplyr, cowplot, ggplot2, Matrix, methods, tibble, rlang, RhpcBLASctl, cli LinkingTo: Rcpp, RcppArmadillo, RcppProgress Suggests: SingleCellExperiment, Seurat (>= 4.1.1), testthat, knitr, rmarkdown, ggthemes, ggrepel, patchwork, tidyverse, tidyr, data.table Ilya Korsunsky <ilya.korsunsky@gmail.com> Comprehensive R Archive Network (CRAN) Nikolaos Patikas [aut, ctb] (ORCID: <https://orcid.org/0000-0002-3978-0134>), Hongcheng Yao [aut, ctb] (ORCID: <https://orcid.org/0000-0002-0743-4835>), Ilya Korsunsky [cre, aut] (ORCID: <https://orcid.org/0000-0003-4848-3948>), Martin Hemberg [aut] (ORCID: <https://orcid.org/0000-0001-8895-5239>), Nghia Millard [aut] (ORCID: <https://orcid.org/0000-0002-0518-7674>), Jean Fan [aut, ctb] (ORCID: <https://orcid.org/0000-0002-0212-5451>), Kamil Slowikowski [aut, ctb] (ORCID: <https://orcid.org/0000-0002-2843-6370>), Miles Smith [ctb], Soumya Raychaudhuri [aut] (ORCID: <https://orcid.org/0000-0002-1901-8265>) GPL-3 2026-06-12 application/tgz https://CRAN.R-project.org/package=harmony doi:10.32614/CRAN.package.harmony