Complete archives of the R project's mailing lists, mirrored from the public Mailman archives and updated daily. One repository per list, each holding the mbox files exactly as upstream publishes them, monthly, quarterly, or annually depending on the list, alongside a parsed, structured form, plus a combined Parquet release for analysis.
- r-help, the main R mailing list, for problems and solutions using R
- r-devel, code development in R
- r-package-devel, help with package development
- r-announce, major announcements about R
- r-packages, announcements of new or enhanced contributed packages
- r-help-es, R help in Spanish
- r-sig-mac, R on macOS
- r-sig-windows, R on Windows
- r-sig-debian, Debian ports of R
- r-sig-fedora, Fedora and Red Hat ports of R
- r-sig-finance, R in finance
- r-sig-insurance, actuarial science and insurance
- r-sig-geo, geographical data and mapping
- r-sig-ecology, ecological data analysis
- r-sig-epi, epidemiological data analysis
- r-sig-genetics, genetics and genomics
- r-sig-phylo, phylogenetic and comparative methods
- r-sig-mixed-models, mixed effect models
- r-sig-meta-analysis, conducting meta-analyses in R
- r-sig-robust, robust statistics
- r-sig-dynamic-models, dynamic simulation models
- r-sig-dcm, discrete choice modeling
- r-sig-gr, graphical models
- r-sig-networks, network and graph software
- r-sig-db, database interfaces
- r-sig-hpc, high-performance computing
- r-sig-gui, GUI development
- r-sig-teaching, teaching statistics using R
- r-sig-jobs, job announcements where R is used
- r-sig-rugs, starting and organizing R user groups
- r-sig-wiki, setting up and managing a wiki devoted to R
- r-sig-qa, quality assurance and validation
- r-sig-mediawiki, the R extension for MediaWiki
- bioc-devel, Bioconductor development
- bioconductor, the Bioconductor project's help and discussion list until 2014
- bioc-sig-sequencing, Bioconductor's SIG on high-throughput sequencing
- bioc-sig-proteomics, Bioconductor's SIG on proteomics
- biocbug, the Bioconductor Boston user group
- rcpp-devel, Rcpp development
- rforge-archive, the other R-Forge discussion lists, archived together ahead of the service's retirement
- googlegroups-archive, R discussion groups on Google Groups, among them shiny-discuss, ggplot2, knitr and gsoc-r, archived together from their public pages
- r-ug-ottawa, the Ottawa R User Group
- rmetrics-core, maintainers of the Rmetrics packages
- r-br, Brazil's R discussion list in Portuguese, from its Mailman 3 archive at UFPR
- rkward, rkward-devel and rkward-users, RKWard, the KDE front end for R
- epls-r-users, the R user group at Florida State University
- acs-r, users of the acs package for American Community Survey data
- debian-r, the Debian R Packaging Team's list on maintaining R packages in Debian, from its archive at lists.debian.org
- fedora-r-devel, the Fedora Project's list for packaging R and R packages, from its Mailman 3 archive
- grass-stats, GRASS GIS and R, the list of the GRASS-R interface, from OSGeo
- statnet-help, help with statnet, the R packages for network analysis, with its years before 2022 from the Wayback Machine
- gmane-archive, lists whose own archives are gone, among them rpy-list, R-lang, Zelig, MatchIt and StatET, read together from Gmane's news server
- wayback-archive, Amelia and ReLogit, two of Gary King's lists at Harvard whose server is gone, rebuilt from the Wayback Machine's copies of their archives
- data, every list as Parquet, ready for R, Python, DuckDB, or anything else that reads it
- rmail-parser, a Rust parser for Mailman pipermail mbox archives
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