Blog

Tidyverse blog posts

The Tidyverse blog has a new home#

The Tidyverse blog has moved to the Posit Open Source blog . All past and future Tidyverse posts now live here alongside posts from our other open-source projects.

All blog posts

tabpfn 0.1.0

A new R package for tabular deep learning models

Max Kuhn

Mar 31, 2026

tidymodels Machine Learning Modeling Deep Learning

2026 Posit Internships

Posit is sponsoring four summer internship positions in 2026

Max Kuhn, Carson Sievert, Tomasz Kalinowski, Andrew Holz

Mar 20, 2026

Community Internship

orbital 0.5.0

orbital 0.5.0 is on CRAN! More models and faster execution

Emil Hvitfeldt

Mar 13, 2026

orbital tidymodels MLOps and Admin Tidymodels Orbital

Rapp 0.3.0

Rapp is an R front-end (like Rscript) that turns simple scripts into polished CLIs, with automatic argument parsing, generated help, and support for commands and installable launchers

Tomasz Kalinowski

Feb 18, 2026

tidyverse yaml Best Practices Rlib Packages Programming Tidyverse

mirai 2.6.0

mirai 2.6.0 brings an HTTP launcher for cloud and Posit Workbench, a C-level dispatcher for near-zero overhead task dispatch, and new tools for racing and debugging async tasks

Charlie Gao

Feb 12, 2026

tidyverse mirai Best Practices Parallelism Rlib Tidyverse Packages

`dplyr::if_else()` and `dplyr::case_when()` are up to 30x faster

dplyr::if_else() and dplyr::case_when() are up to 30x faster

dplyr 1.2.0 comes with much faster and more memory efficient if_else() and case_when() functions!

Davis Vaughan

Feb 10, 2026

tidyverse dplyr Data Wrangling Tidyverse Packages

nanonext 1.8.0

nanonext 1.8.0 adds a low-level streaming HTTP/WebSocket server to R’s web infrastructure, with TLS support, new async primitives, and redesigned documentation

Charlie Gao

Feb 9, 2026

tidyverse nanonext Best Practices Rlib Tidyverse Packages

dplyr 1.2.0

dplyr 1.2.0 fills in some important gaps in dplyr’s API: we’ve added a new complement to filter() focused on dropping rows, and we’ve expanded the case_when() family with three new recoding and replacing functions!

Davis Vaughan

Feb 4, 2026

tidyverse dplyr Data Wrangling Tidyverse Packages

ragnar 0.3.0

The new release of ragnar adds faster ingestion, new embedding providers, improved retrieval, and new integrations for using ragnar stores from tools

Tomasz Kalinowski

Jan 27, 2026

tidyverse ragnar Artificial Intelligence Ai Tidyverse Packages

plumber2 0.2.0

The next version of plumber2 has hit CRAN. Read all about the new features such as OpenTelemetry (OTEL) support, authentication, new tags, and performance improvements here

Thomas Lin Pedersen

Jan 20, 2026

tidyverse plumber2 Interactive Apps Web Tidyverse Packages

orbital 0.4.0

orbital 0.4.0 is on CRAN! orbital now has post processing support

Emil Hvitfeldt

Jan 12, 2026

tidyverse tidymodels orbital Machine Learning Tidyverse Packages

yaml12: YAML 1.2 for R and Python

We’re pleased to announce two new YAML 1.2 packages: yaml12 for R and py-yaml12 for Python. Both are implemented in Rust and designed for fast, predictable YAML 1.2 parsing, with safe opt-in tag handling and document stream support

Tomasz Kalinowski

Jan 7, 2026

tidyverse yaml Best Practices Python Rust Tidyverse Packages

tidymodels & xgboost

The tidymodels ecosystem is prepared for big xgboost CRAN release

Emil Hvitfeldt

Dec 15, 2025

tidyverse tidymodels Machine Learning Tidyverse

tidypredict 1.0.0

tidypredict 1.0.0 brings faster computations for tree-based models, more efficient tree representations, glmnet model support, and a change in how random forests are handled

Emil Hvitfeldt

Dec 10, 2025

tidyverse tidymodels tidypredict orbital Machine Learning Tidyverse Packages

Two New tidymodels Packages

Two new tidymodels packages focus on supervised feature selection

Frances Lin, Max Kuhn

Nov 22, 2025

tidyverse tidymodels Machine Learning Feature-Selection Tidyverse Packages

Q3 2025 tidymodels digest

A summary of what has been going on for the tidymodels group in the mid 2025

Emil Hvitfeldt

Nov 18, 2025

tidyverse tidymodels Machine Learning Tidyverse Roundup

ellmer 0.4.0

ellmer 0.4.0 includes important lifecycle updates, new Claude features (caching, file uploads, web tools), OpenAI improvements, and enhancements to error handling, pricing tracking, and security

Hadley Wickham

Nov 18, 2025

tidyverse ellmer Artificial Intelligence Tidyverse Packages

testthat 3.3.0

testthat 3.3.0 brings improved expectations with better error messages, new expectations for common testing patterns, and lifecycle changes including the removal of local_mock() and with_mock(). It also includes a write-up of my experience doing package development with Claude Code

Hadley Wickham

Nov 13, 2025

tidyverse testthat devtools Best Practices Tidyverse Packages

Python Open-Source Developer

Posit is hiring a Python open-source developer to create more data analysis tools

Max Kuhn

Nov 12, 2025

Community Modeling Tidyverse

pkgdown 2.2.0

The latest version of pkgdown automatically builds markdown files that make it easy for LLMs to use your website

Hadley Wickham

Nov 6, 2025

tidyverse pkgdown Best Practices Tidyverse Packages

tune version 2.0.0

A new version of tune brings significant updates for model tuning and parallel processing

Max Kuhn, Simon Couch, Emil Hvitfeldt, Hannah Frick

Nov 5, 2025

tidyverse tidymodels Machine Learning Postprocessing Parallel Processing Tidyverse Packages

stringr 1.6.0

This release deprecates str_like(ignore_case) and changes the behaviour of str_replace_all() for function replacements. It also introduces str_ilike() for case-insensitive SQL-like pattern matching, three new case conversion functions (str_to_camel(), str_to_snake(), and str_to_kebab()), and preserves names in all relevant functions

Hadley Wickham

Nov 4, 2025

tidyverse stringr Data Wrangling Tidyverse Packages

purrr 1.2.0

This release tightens up the package by removing long-deprecated functions, making map_chr() and predicate functions more type-safe, and requiring a newer version of carrier to make in_parallel() use easier. It also includes performance improvements to every(), some(), and none(), as well as a new getting started vignette

Hadley Wickham

Nov 4, 2025

tidyverse purrr Data Wrangling Tidyverse Packages

ggplot2 styling

This post discusses one function in ggplot2: theme(). Find out about the glamour of graphics in this deep-dive article

Teun Van den Brand

Oct 1, 2025

ggplot2 Visualization Tidyverse Packages

plumber2 0.1.0

plumber2, a complete rewrite of plumber, has landed on CRAN, providing a modern, future proof solution for creating web servers in R. Read all about the new features here

Thomas Lin Pedersen

Sep 23, 2025

tidyverse plumber2 Interactive Apps Web Tidyverse Packages

ggplot2 4.0.0

A new major version of ggplot2 has been released on CRAN. Find out what is new here

Teun Van den Brand

Sep 11, 2025

tidyverse ggplot2 Visualization Tidyverse Packages

mirai 2.5.0

mirai - minimalist async evaluation framework for R - brings production-grade parallel and distributed computing to the ecosystem

Charlie Gao

Sep 5, 2025

tidyverse mirai Best Practices Parallelism Tidyverse Packages

nanonext 1.7.0

nanonext is a communications and concurrency toolbox that facilitates fast, powerful and reliable data exchange in polyglot data science workflows

Charlie Gao

Sep 2, 2025

tidyverse nanonext Best Practices Tidyverse Packages

ragnar 0.2

ragnar 0.2 introduces a tidy, transparent toolkit for building Retrieval-Augmented Generation (RAG) pipelines in R

Tomasz Kalinowski

Aug 20, 2025

tidyverse ragnar Artificial Intelligence Ai Tidyverse Packages

ellmer 0.3.0

The newest version of ellmer introduces a simpler chat() interface that can works with any provider, a bunch of improvements to tool calling, and a handful of smaller quality of life improvements

Hadley Wickham

Jul 25, 2025

tidyverse ellmer Artificial Intelligence Ai Tidyverse Packages

Tidyverse developer day 2025

Join us in Atlanta for tidyverse developer day on September 19, 2025!

Max Kuhn

Jul 21, 2025

tidyverse Community Tidyverse-Dev-Day Tidyverse

R and the Model Context Protocol

The newly released mcptools package makes coding assistants better at writing R code and applications built with ellmer more powerful

Simon Couch

Jul 21, 2025

tidyverse ellmer Artificial Intelligence Ai Tidyverse Packages

httr2 1.2.0

httr2 1.2.0 improves security for redacted headers, improves URL parsing and building, enhances debugging, and includes a bunch of other quality of life improvements

Hadley Wickham

Jul 14, 2025

tidyverse httr2 Data Wrangling Tidyverse Packages

webR 0.5.4

webR 0.5.4 brings the latest version of R to the browser, with sharing URLs, an upgraded Emscripten runtime, and filesystem support for JupyterLite

George Stagg

Jul 11, 2025

Interactive Apps Webr Wasm Tidyverse Packages

Parallel processing in purrr 1.1.0

The functional programming toolkit for R gains new capabilities for parallel processing and distributed computing using mirai

Charlie Gao, Hadley Wickham, Davis Vaughan, Lionel Henry

Jul 10, 2025

tidyverse purrr Data Wrangling Parallelism Tidyverse Packages

Introducing vitals, a toolkit for evaluating LLM products in R

Introducing vitals, a toolkit for evaluating LLM products in R

The first release of vitals, a package for large language model evaluation in R, just made it to CRAN

Simon Couch

Jun 27, 2025

tidyverse ellmer Artificial Intelligence Ai Tidyverse Packages

duckplyr fully joins the tidyverse!

duckplyr 1.1.0 is on CRAN! A drop-in replacement for dplyr, powered by DuckDB for speed. It is the most dplyr-like of dplyr backends

Kirill Müller, Maëlle Salmon

Jun 19, 2025

tidyverse duckplyr dplyr Data Wrangling Tidyverse Packages

Air 0.7.0

Read all about Air 0.7.0, including: even better Positron support, a new feature we call autobracing, and an official GitHub Action!

Davis Vaughan, Lionel Henry

Jun 11, 2025

air Positron Best Practices Tidyverse Programming

ellmer 0.2.0

ellmer 0.2.0 lands with a swag of upgrades: Garrick Aden‑Buie joins the team, we make a couple of breaking changes, and add serious scale with parallel_chat() and batch_chat(). A new params() helper standardises model settings across providers and chats now report how much they cost. The release also tidies chat_* names, bumps default models and adds Hugging Face, Mistral AI, and Portkey connectors

Hadley Wickham

May 28, 2025

tidyverse ellmer Artificial Intelligence Ai Tidyverse Packages

Fonts in R

Taking control of fonts and text rendering in R can be challenging. This deep-dive teaches you everything (and then some) you need to know to keep your sanity

Thomas Lin Pedersen

May 12, 2025

tidyverse systemfonts ragg svglite Best Practices Textshaping Graphics Tidyverse Deep-Dive

svglite 2.2.0

A new release of svglite has arrived, and with it full support for all the latest capabilities of the R Graphics Engine. Further, it finalizes the new approach to handling web fonts and font embedding in the created SVGs

Thomas Lin Pedersen

May 7, 2025

tidyverse svglite Visualization Graphic-Device Graphics Tidyverse Packages

recipes 1.3.0

This release brings changes for strings_as_factors, step_select(), step_dummy(), and step_impute_bag()

Emil Hvitfeldt

Apr 28, 2025

tidyverse tidymodels recipes Machine Learning Tidyverse Packages

scales 1.4.0

The new 1.4.0 release of the scales package adds some colourful updates. Read about colour manipulation, palettes and new label functions

Teun Van den Brand

Apr 23, 2025

tidyverse scales Visualization Tidyverse Packages

Learning the tidyverse with the help of AI tools

Learning the tidyverse with the help of AI tools

Tips and recommendations for learning the tidyverse with AI tools

Mine Çetinkaya-Rundel

Apr 4, 2025

tidyverse Community Ai Tidyverse Learn

rsample 1.3.0

This release brings more flexibilty to the grouping of bootstrap confidence intervals. It also contains many contributions from the tidyverse developer day

Hannah Frick

Apr 3, 2025

tidyverse tidymodels rsample Machine Learning Tidyverse Packages

Improved sparsity support in tidymodels

The tidymodels ecosystem now fully supports sparse data as input, output, and in creation

Emil Hvitfeldt

Mar 19, 2025

tidyverse tidymodels recipes parsnip workflows Machine Learning Tidyverse Packages

Q1 2025 tidymodels digest

A summary of the goings on for the tidymodels group in later 2024 and early 2025

Max Kuhn

Feb 27, 2025

tidyverse tidymodels Machine Learning Tidyverse Roundup

Air, an extremely fast R formatter

We are thrilled to announce Air, a new R formatter

Davis Vaughan, Lionel Henry

Feb 21, 2025

air Data Wrangling Tidyverse

Three experiments in LLM code assist with RStudio and Positron

Three experiments in LLM code assist with RStudio and Positron

We’ve been experimenting with LLM-powered tools to streamline R data science and package development

Simon Couch

Jan 29, 2025

tidyverse ellmer Artificial Intelligence Ai Tidyverse Roundup

nanoparquet 0.4.0

nanoparquet 0.4.0 comes with a new and much faster read_parquet(), configurable type mappings in write_parquet(), and a new append_parquet()

Gábor Csárdi

Jan 28, 2025

nanoparquet Data Wrangling Parquet Tidyverse Packages

httr2 1.1.0

httr2 1.1.0 introduces powerful new streaming capabilities with req_perform_connection(), as well as comprehensive URL manipulation tools, improved AWS support, and a bunch of bug fixes

Hadley Wickham

Jan 20, 2025

tidyverse httr2 Data Wrangling Tidyverse Packages

Updates to Text Rendering in R Graphics

There has been a recent flurry of updates to packages involved in rendering text from R. This blog post will go through what this means for you as a user and developer

Thomas Lin Pedersen

Jan 17, 2025

tidyverse systemfonts marquee Visualization Textshaping Graphics Tidyverse Roundup

orbital 0.3.0

orbital 0.3.0 is on CRAN! orbital now has classification support

Emil Hvitfeldt

Jan 13, 2025

tidyverse tidymodels orbital Machine Learning Tidyverse Packages

Joining the ggplot2 team

I joined the ggplot2 team and would like to share the experience

Teun Van den Brand

Jan 9, 2025

tidyverse ggplot2 Community Internship Tidyverse

tidymodels Internship for 2025

The tidymodels team is sponsoring a summer internship in 2025

Max Kuhn

Jan 8, 2025

tidyverse tidymodels Community Internship Tidyverse

S7 0.2.0

S7 is a new package that simplifies object-oriented programming (OOP) in R. It combines the simplicity of S3 with the structure of S4 to create a clearer system that’s accessible to everyone

Tomasz Kalinowski, Hadley Wickham

Nov 7, 2024

Best Practices S7 Tidyverse Packages

WebAssembly roundup part 3: Quarto Live 0.1.1

WebAssembly roundup part 3: Quarto Live 0.1.1

Quarto Live is a new Quarto extension that uses WebAssembly to bring interactive examples and dynamic code exercises to documents. Create highly engaging interactive elements for readers using standard Quarto markdown syntax

George Stagg

Oct 15, 2024

tidyverse Quarto Interactive Apps Publishing Webr Tidyverse Roundup

WebAssembly roundup part 2: Shinylive 0.8.0

WebAssembly roundup part 2: Shinylive 0.8.0

Shinylive deploys Shiny apps that run completely in the browser. Shinylive 0.8.0 has now been released, with a bunch of bug-fixes, changes to better support multiple apps in a Quarto project, and a new system for including package binaries as part of a fully self-contained bundle

George Stagg

Oct 14, 2024

tidyverse Shiny shinylive Interactive Apps Webr Webassembly Wasm Shiny Tidyverse Roundup

WebAssembly roundup part 1: webR 0.4.2

First in a series of blog posts about what’s new in R for WebAssembly. The latest release of webR 0.4.2 is now available, with updates to the viewer mechanism, support for displaying htmlwidgets, an IndexedDB virtual filesystem driver, and improved packaging for WebAssembly R binaries

George Stagg

Oct 11, 2024

Interactive Apps Webr Wasm Tidyverse Roundup

Postprocessing is coming to tidymodels

The tidymodels team has been hard at work on postprocessing, a set of features to adjust model predictions. The functionality includes a new package as well as changes across the framework

Simon Couch, Hannah Frick, Max Kuhn

Oct 8, 2024

tidyverse tidymodels workflows Machine Learning Postprocessing Tidyverse Roundup

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