Debug R Packages

Specify debug messages as special string constants, and control debugging of packages via environment variables.

Download Logs from the 'RStudio' 'CRAN' Mirror

'API' to the database of 'CRAN' package downloads from the 'RStudio' 'CRAN mirror'. The database itself is at < http://cranlogs.r-pkg.org>, see < https://github.com/r-hub/cranlogs.app> for the raw 'API'.

Testing for Shiny Applications

Automated unit testing of Shiny applications through a headless 'Chromium' browser.

Unicode Symbols at the R Prompt

A small subset of Unicode symbols, that are useful when building command line applications. They fall back to alternatives on terminals that do not support Unicode. Many symbols were taken from the 'figures' 'npm' package (see < https://github.com/sindresorhus/figures>).

Powerful and Reliable Tools for Running System Commands in R

Drop-in replacements for the base system2() function with fine control and consistent behavior across platforms. Supports clean interruption, timeout, background tasks, and streaming STDIN / STDOUT / STDERR over binary or text connections. Arguments on Windows automatically get encoded and quoted to work on different locales.

Multi-Format Archive and Compression Support

Bindings to 'libarchive' < http://www.libarchive.org> the Multi-format archive and compression library. Offers R connections and direct extraction for many archive formats including 'tar', 'ZIP', '7-zip', 'RAR', 'CAB' and compression formats including 'gzip', 'bzip2', 'compress', 'lzma' and 'xz'.

Chronological Objects which Can Handle Dates and Times

Provides chronological objects which can handle dates and times.

Test Shiny Apps

Please see the 'shinytest' to 'shinytest2' migration guide at < https://rstudio.github.io/shinytest2/articles/z-migration.html>.

Tidy Output from Regular Expression Matching

Wrappers on 'regexpr' and 'gregexpr' to return the match results in tidy data frames.

Masked User Input

A micro-package for reading "passwords", i.e. reading user input with masking, so that the input is not displayed as it is typed. Currently we have support for 'RStudio', the command line (every OS), and any platform where 'tcltk' is present.