shinyswatch

Bootswatch + Bootstrap 5 themes for Shiny.

Here are just three of the 25 themes in shinyswatch:

Minty	Sketchy	Superhero

Installation

pip install shinyswatch

To install the latest development version from this repository:

pip install https://github.com/rstudio/py-shinyswatch/tarball/main

Usage

To use a theme, add a shinyswatch.theme theme object to your App’s UI definition.

# Minty theme
shinyswatch.theme.minty

# Sketchy theme
shinyswatch.theme.sketchy

# Superhero theme
shinyswatch.theme.superhero

Example Shiny application:

File: `app.py`	Screenshot
from shiny import App, Inputs, Outputs, Session, render, ui import shinyswatch app_ui = ui.page_fluid( ui.input_slider("num", "Number:", min=10, max=100, value=30), ui.output_text_verbatim("slider_val"), theme=shinyswatch.theme.darkly, # <- Use a shinyswatch theme here ) def server(input: Inputs, output: Outputs, session: Session): @output @render.text def slider_val(): return f"{input.num()}" app = App(app_ui, server)

File: app.py

Screenshot

from shiny import App, Inputs, Outputs, Session, render, ui

import shinyswatch

app_ui = ui.page_fluid(
    ui.input_slider("num", "Number:", min=10, max=100, value=30),
    ui.output_text_verbatim("slider_val"),
    theme=shinyswatch.theme.darkly,  # <- Use a shinyswatch theme here
)


def server(input: Inputs, output: Outputs, session: Session):
    @output
    @render.text
    def slider_val():
        return f"{input.num()}"


app = App(app_ui, server)

darkly theme

Note: When writing shiny apps that use shinyswatch on shinylive.io, remember to add shinyswatch to your requirements.txt file!

Theme picker

To add a theme picker to your app, add the theme picker UI and server functions to your app’s UI and server definitions.

Demo theme picker app on shinylive.io.

Plot Theming

shinyswatch themes include a .colors attribute that can be used to theme plots or other outputs and UI elements. In the example below, try changing the theme and re-running the app to see how the plot changes.

Demo plot theming app on shinylive.io.

Development

If you want to do development on shinyswatch for Python:

pip install -e ".[dev,test,docs]"

Examples

There are multiple examples in the shinyswatch repo.

To run the demos locally, you can run the examples by calling:

python3 -m shiny run examples/basic-darkly/app.py
python3 -m shiny run examples/big-sketchy/app.py
python3 -m shiny run examples/components/app.py
python3 -m shiny run examples/theme-picker/app.py

Release files for shinyswatch 0.13.1

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for shinyswatch 0.13.1
File	Size	Uploaded
shinyswatch-0.13.1.tar.gz	1.4 MB	Sep 13, 2026	Details

Built distribution (wheel)

Table of built distributions (wheels) for shinyswatch 0.13.1
File	Interpreter	ABI	Platform	Reset
shinyswatch-0.13.1-py3-none-any.whl 1.4 MB Sep 13, 2026	Python 3	none	any	Details

Total release size: 2.9 MB

Release files / shinyswatch-0.13.1.tar.gz

Download URL	shinyswatch-0.13.1.tar.gz
Size	1.4 MB
Tags	Source
SHA-256 checksum How to use checksums	`c453a508728147b39710a551e4c82d83ca596be2a10c9c63fc331cff37a07818`
BLAKE2b-256 checksum How to use checksums	`73654db259b1b153ef8f37ff6866a013d002ac047b0d544aba460e9225d48ebc`
Upload date	Sep 13, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.14`

Release files / shinyswatch-0.13.1-py3-none-any.whl

Download URL	shinyswatch-0.13.1-py3-none-any.whl
Size	1.4 MB
Tags	Python 3
SHA-256 checksum How to use checksums	`e2bebfb58005141fea20e6537baa98592d86b6a2af9b1aa471046a60a8208e60`
BLAKE2b-256 checksum How to use checksums	`ea7804360e1503eb2bb3140e78bdcc9c9015a93b1fce0e8d86a93c31b49700a1`
Upload date	Sep 13, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.14`