Abstract / TLDR R-universe now builds WASM binaries of all R packages for use in WebR applications (such as shinylive). For example to test the dev version of dplyr, you can open the WebR demo page and run: install.packages('dplyr', repos = c('https://tidyverse.r-universe.dev', 'https://repo.r-wasm.org')) As explained below, not all R packages are supported yet; some packages need some fixes to work in WebAssembly, but coverage is rapidly growing. The r-universe dashboards shows which packages are available and link to the build logs to help you debug …