Makes charts and documents accessible across ggplot2, plotly, and Quarto, aligned with the Web Content Accessibility Guidelines (WCAG 2.1). Includes WCAG-tagged palettes, alt-text scaffolds, audits, a document rubric, heading and reading-level checks, shiny ARIA helpers, and a stylesheet for DT and DiagrammeR.

Python version: a11yviz.

Installation

From R-universe (pre-built binaries for Windows, macOS, and Linux):

install.packages("a11yviz",
  repos = c("https://mshin77.r-universe.dev", "https://cloud.r-project.org"))

Or the development version from GitHub:

install.packages("remotes")
remotes::install_github("mshin77/a11yviz")

Quick start

library(ggplot2)
library(palmerpenguins)
library(a11yviz)

p <- ggplot(na.omit(penguins),
            aes(flipper_length_mm, body_mass_g,
                color = species, shape = species)) +
  geom_point() +
  scale_color_a11y("dark2_8") +
  labs(x = "Flipper length (mm)", y = "Body mass (g)")

a11y_alt_text(p, "Scatter of penguin body mass vs flipper length by species.")

Citation

Shin, M. (2026). a11yviz: Accessibility toolkit for ggplot2, plotly, and Quarto (R package version 0.1.8). https://mshin77.github.io/a11yviz

Shin, M. (2026). a11yviz: Accessibility toolkit for plotnine, plotly, and Quarto (Python package version 0.1.8). https://github.com/mshin77/a11yviz-py