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. Read more ...

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

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

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. Read more ...

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. Read more ...

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

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

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. Read more ...

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

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. Read more ...