A violin plot with an embedded box plot inside, combining the distribution shape visualization (KDE) with traditional quartile statistics. Shows both the probability density and summary statistics in one plot.

#' anyplot.ai
#' violin-box: Violin Plot with Embedded Box Plot
#' Library: ggplot2 3.5.1 | R 4.4.1
#' Quality: 91/100 | Created: 2026-09-09
library(ggplot2)
library(dplyr)
library(ragg)
set.seed(42)
# --- Theme tokens -----------------------------------------------------------
THEME <- Sys.getenv("ANYPLOT_THEME", "light")
PAGE_BG <- if (THEME == "light") "#FAF8F1" else "#1A1A17"
INK <- if (THEME == "light") "#1A1A17" else "#F0EFE8"
INK_SOFT <- if (THEME == "light") "#4A4A44" else "#B8B7B0"
IMPRINT_PALETTE <- c("#009E73", "#C475FD", "#4467A3", "#BD8233",
"#AE3030", "#2ABCCD", "#954477", "#99B314")
# --- Data ---------------------------------------------------------------
# Resting heart rate (bpm) across three training regimens
df <- bind_rows(
tibble::tibble(group = "Sedentary", value = rnorm(150, mean = 74, sd = 7)),
tibble::tibble(group = "Recreational", value = rnorm(150, mean = 65, sd = 6)),
tibble::tibble(group = "Endurance", value = rnorm(150, mean = 54, sd = 5))
) %>%
mutate(group = factor(group, levels = c("Sedentary", "Recreational", "Endurance")))
title_text <- "violin-box · r · ggplot2 · anyplot.ai"
# --- Plot -----------------------------------------------------------------
p <- ggplot(df, aes(x = group, y = value, fill = group)) +
geom_violin(color = INK_SOFT, linewidth = 0.35, width = 0.9, trim = FALSE) +
geom_boxplot(width = 0.14, color = INK, fill = PAGE_BG,
outlier.color = INK_SOFT, outlier.size = 3.2,
linewidth = 0.5) +
stat_summary(fun = mean, geom = "point", shape = 23, size = 3,
color = INK, fill = PAGE_BG, stroke = 0.6) +
scale_fill_manual(values = IMPRINT_PALETTE) +
labs(
title = title_text,
x = "Training Regimen",
y = "Resting Heart Rate (bpm)"
) +
theme_minimal(base_size = 8) +
theme(
plot.background = element_rect(fill = PAGE_BG, color = PAGE_BG),
panel.background = element_rect(fill = PAGE_BG, color = NA),
panel.grid.major.x = element_blank(),
panel.grid.minor = element_blank(),
panel.grid.major.y = element_line(color = INK, linewidth = 0.15),
axis.title = element_text(color = INK, size = 10),
axis.text = element_text(color = INK_SOFT, size = 8),
axis.ticks = element_blank(),
plot.title = element_text(color = INK, size = 12),
legend.position = "none"
)
# --- Save -------------------------------------------------------------------
ggsave(
filename = sprintf("plot-%s.png", THEME),
plot = p,
device = ragg::agg_png,
width = 8,
height = 4.5,
units = "in",
dpi = 400
)
Runnable source as JSON, for any HTTP client: https://api.anyplot.ai/specs/violin-box/ggplot2/code. Any spec id and library id listed in llms-full.txt fit the same URL shape; every URL below is complete and callable.
{
"spec_id": "violin-box",
"language": "r",
"library": "ggplot2",
"page": "https://anyplot.ai/violin-box/r/ggplot2",
"hub": "https://anyplot.ai/violin-box",
"code_json": "https://api.anyplot.ai/specs/violin-box/ggplot2/code",
"spec_json": "https://api.anyplot.ai/specs/violin-box",
"render_light_png": "https://storage.googleapis.com/anyplot-images/plots/violin-box/r/ggplot2/plot-light.png",
"render_dark_png": "https://storage.googleapis.com/anyplot-images/plots/violin-box/r/ggplot2/plot-dark.png",
"quality_score": 91.0,
"license": "MIT",
"guide": "https://anyplot.ai/llms.txt"
}Part of Violin Plot with Embedded Box Plot on anyplot.ai.