Awesome Shiny Extensions

A curated list of awesome R and Python packages offering extended UI or server components to the web framework Shiny.

Your contribution is welcomed. Please create a pull request or issue to add packages to the list.

Inspired by: awesome-react-components and awesome-rshiny.
Please send pull requests: contributing guide and code of conduct.
A special thanks to all the package authors for making the world a better place!

Theming
UI Components
Visualization
Backend
Deploy
Developer Tools
Miscellaneous
Shiny for Python

Theming

An awesome Shiny app often looks different from the default Bootstrap theme.

Generic Theming

shinythemes - Bootswatch themes (Bootstrap 3) for Shiny.
shiny.semantic - Fomantic UI (formerly Semantic UI) for Shiny.
shiny.fluent - Fluent UI for Shiny apps.
shinymaterial - Material Design for Shiny with Materialize.css.
shinyUIkit - UIkit API for Shiny.
fullPage - Single page styles for Shiny apps.
shinybulma - Bulma.io for Shiny.
shinyMetroUi - Metro 4 UI for Shiny.
yonder - A reactive web framework built on Shiny with Bootstrap 4.
gridlayout - Build dashboard-style layouts for Shiny and R Markdown using CSS Grid.

Dashboard Theming

shinydashboard - Shiny dashboarding framework based on AdminLTE 2.
shinydashboardPlus - Additional AdminLTE 2 components for shinydashboard.
gentelellaShiny - Bootstrap 3 Gentelella theme for Shiny dashboards.
semantic.dashboard - Fomantic UI for Shiny dashboards.
bs4Dash - Bootstrap 4 Shiny dashboards using AdminLTE 3.
argonDash - Bootstrap 4 Argon template for Shiny dashboards.
tablerDash - Tabler dashboard template for Shiny with Bootstrap 4.

Mobile Theming

miniUI - Widgets and layouts for Shiny apps working on small screens. Designed for creating Shiny Gadgets.
shinyMobile - Theming Shiny apps with Framework7, a full featured HTML framework for building iOS & Android apps.

Theme Customization

bslib - Tools for theming Shiny and R Markdown from R via Bootstrap (3 or 4) Sass.
fresh - Create fresh themes for use in shiny & shinydashboard applications and flexdashboard documents.
Rnightly - An R wrapper of the JavaScript library Nightly.
linne - Write CSS in R.
designer - Shiny UI prototype builder allowing drag and drop UI components before saving the equivalent R code.

UI Components

Frontend UI components for special input/output types.

Bootstrap

ShinyWidgets - Bootstrap 3 custom widgets for Shiny (switches, checkboxes, sweet alerts, slider text, knob inputs, select pickers, search bar, dropdown buttons).
bsplus - Bootstrap 3 addons for Shiny and R Markdown (collapsible elements, accordion panels, accordion-sidebar sets, tooltips, popovers, modals, carousels).
shinyBS - Bootstrap 3 components for Shiny (alerts, tooltips, popovers, modals, collapsible panels, button upgrades).
slickR - Carousels for Shiny apps using slick.js.
shinyLP - Bootstrap 3 landing pages for Shiny apps.
shinypanels - Shiny layout with collapsible panels.
spsComps - Additional Bootstrap 3 custom UI components (gallery, panels, buttons, animation and more) and additional Shiny server components (exception catch, validation, etc.).

File Input

shinyFiles - A server-side file system viewer for Shiny.
directoryInput - Shiny input widget for selecting directories.

Special Input

shinyTime - A timeInput widget for Shiny.
shinyDatetimePickers - Datetime pickers for Shiny.
shinyMatrix - Matrix input for Shiny.
shinyCleave - Customized text inputs (phone number, ZIP code, currency, credit card) based on Cleave.js.
shinySelect - A wrapper of the react-select library that supports grouped, sortable items with Font Awesome icons, KaTeX formulas, and Bootstrap tooltips.
regexSelect - Enable regular expression searches within a Shiny selectize object.
ShinyRatingInput - Star rating inputs for Shiny based on bootstrap-rating.
algo - Implements the Algolia Places address search auto completion menu on shiny text inputs.
shinyChakraSlider - Combined slider and number input for Shiny.
shinyMultiActionButton - A multi-action button for Shiny.
NestedMenu - Multi-level dropdown menu selection input.
codeModules - Shiny modules to import/manipulate/export tabular data, download plots/tables/widgets, and output code with syntax highlighting using highlight.js.
shiny-highlight-rmarkdown - R code and R Markdown code output syntax highlighting using highlight.js.

Loader

shinycssloaders - CSS loader animations for Shiny outputs.
shinycustomloader - Custom css/html or gif/image loaders for Shiny outputs.
shinybusy - Minimal busy indicator for Shiny apps.
shinydisconnect - Show a nice message when a Shiny app disconnects or errors.
waiter - Splash loading screens for Shiny.
sever - Customize Shiny's disconnected screen.
shiny-fcp-loader - Shiny app template with a loading screen that aims to minimize the time to First Contentful Paint (FCP).
shiny-loading-skeleton - Shiny app template with an animated, fully customizable skeleton loader.

Feedback / Alert / Notification

shinyFeedback - Display user feedback next to Shiny inputs.
shinyalert - Create pretty popup messages (modals) in Shiny apps.
shinytoastr - Notifications for Shiny apps, via toastr.
shinypop - Collection of notifications, confirm dialogs, and alerts for Shiny apps based on noty, notie, push.js, and notiflix.
shinyvalidate - Add input validation capabilities to Shiny.
awn - Awesome Notifications for Shiny.

Walkthrough / Tooltip / Help

rintrojs - Wrapper for Intro.js to create step-by-step introductions and clickable hints.
tippy - Wrapper for Tippy.js to add tooltips to R Markdown documents or Shiny apps.
cicerone - Create guided tours for Shiny apps using driver.js.
shinyhelper - Add Markdown help files to Shiny app elements.
scrollrevealR - Animate shiny elements when they scroll into view using the scrollrevealjs library.
faq - Accordion-based FAQ component with expand/collapse control.
flashCard - HTML widget for creating flippable flash cards.
prompter - Add tooltips in Shiny apps with 'hint.css'.

Clipboard

rclipboard - Wrapper for clipboard.js to create copy-to-clipboard buttons for Shiny apps.

Color Picker

colourpicker - A colour picker tool for Shiny.
gradientPickerD3 - Interactive color gradient picker based on jquery-gradient-picker.
gradientInput - Another approach at gradient colour picker, implemented using the colourpicker package.

Editor

shinyAce - Ace code editor bindings for Shiny.
shinyMonacoEditor - The Monaco Editor in Shiny.
shinyMCE - TinyMCE WYSIWYG editor bindings for Shiny.
sqlquery - HTML widget for writing SQL queries with autocompletion for SQL keywords and table/field names.

Table

DT - R interface to the DataTables library.
reactable - Interactive data tables for R, based on the React Table library and made with reactR.
reactablefmtr - Simplify the styling, formatting, and customization of tables made with reactable.
kableExtra - Construct complex table with knitr::kable() and pipes.
formattable - Table elements formatting and styling for R Markdown documents and Shiny apps.
flextable - Create tables for reporting with format and layout control.
gt - Generate information-rich, publication-quality tables.
rhandsontable - Create Excel-like editable tables in Shiny apps.
DTedit - Editable DataTables for Shiny apps.
dteditmod - A fork of DTedit with a modular implementation and more documentation.
texPreview - Preview and save images of rendered snippets of LaTeX in RStudio viewer, R Markdown and Shiny.
basictabler - Construct rich tables for output to HTML/Excel.
pivottabler - Create pivot tables in R.
pivta - R wrapper for WebDataRocks, an interactive pivot table component for data analysis.
excelR - R interface to the jExcel.js library.
RXSpreadsheet - R wrapper for the JavaScript canvas spreadsheet library x-spreadsheet.

Drawers

pushbar - Brings pushbar.js to Shiny. Create off-canvas sliding drawers for inputs, outputs, or any other content.

Drag and Drop

shinyDND - Create drag and drop elements in Shiny.
sortable - HTML widget for SortableJS that enables drag-and-drop behavior and reorderable elements.
dragulaR - R interface for the dragula JavaScript library for moving around elements in Shiny apps.
dndselectr - Drag-and-drop Shiny select input.
esquisse - Drag and drop inputs and visual builder for ggplot2.

Text

marker - Highlight text in Shiny with markjs.

Image / Audio / Video

shinysense - A series of shiny modules to help Shiny sense the world around it (draw, swipe cards, record images from a webcam, record audio, capture accelerometer data).
pixels - HTML widget and Shiny Gadget to render and draw pixels.
fabricerin - Create HTML5 canvas in Shiny and R Markdown documents based on Fabric.js.
heyshiny - Speech to text input.
vembedr - Embed videos in R Markdown documents and Shiny apps.
webcamR - HTML widget wrapper around the react-webcam library.
drawer - A front-end only image editor for both Shiny and R Markdown.
shinyscreenshot - Capture screenshots of entire pages or parts of pages in Shiny apps.

PDF

rpdf - Mozilla pdf.js htmlwidget for R.

Icon Font

fontawesome - Insert FontAwesome icons into R Markdown documents and Shiny apps.
icongram - Interface to Icongram, easily fetch svg icons with a single function.

Image Comparison

vdiffr - Visual regression testing and graphical diffing, with toggle, slide, and diff widgets for comparing two images.

Code Diff

diffviewer - HTML widget to visually compare files (text, images, and data frames).
diffr - Create code diff widgets based on codediff.js.
diffRgit - Create an HTML git diff widget using the diff2html library.
jsondiff - R interface to jsondiffpatch for comparing R objects as JSONs.

Calendar

tuicalendr - HTML widget to create interactive calendars with JavaScript library tui-calendar.

Notebooks

robservable - Observable notebooks as R htmlwidgets.

Animation Effects

typedjs - R htmlwidget for animated typing effect with typed.js.
countup - R htmlwidget that animates a numerical value by counting to it with CountUp.js.
textillate - CSS3 text animations with textillate.js.
shinyglide - Create carousel-like or assistant-like (wizard) UI components with Glide.js.
d3rain - HTML widget bringing D3 drip to R.
hover - Add animations to Shiny button elements using Hover.css.
bubblyr - Add animated bubbles to Shiny and R Markdown backgrounds.
shinyEffects - Customize shiny apps with CSS effects (Zoom / Pulse / Shadow / Shake).

i18n

shiny.i18n - Easy internationalization of Shiny apps.
shi18ny - Tools for shiny apps internationalization.

React

reactR - Use React in R with htmlwidget constructor templates and local JavaScript dependencies.
shinyReactWidgets - React widgets for Shiny apps.
shiny.react - Tools for using React in Shiny.

Vue.js

vuer - Use Vue components and build Vue apps in R.
vueR - Use Vue.js in R with htmlwidget constructor templates and local JavaScript dependencies.

Advanced Interactivity

htmlwidgets - A framework for creating R bindings to JavaScript libraries.
crosstalk - Inter-widget interactivity (for example, linked brushing and filtering) for htmlwidgets.
shinyjs - Perform common JavaScript operations in Shiny apps.
shinyjqui - Add jQuery UI interactions and effects (e.g. draggable, resizable, sortable elements) to Shiny apps.
shiny.collections - Google Docs-like live collaboration in Shiny with RethinkDB.
shinyChatR - Reusable chat module for Shiny apps. Allows sending messages and view messages from other users. Messages can be stored in a database or a .rds file.
shinyCanvas - Create and customize an interactive canvas using the D3 JavaScript library and the htmlwidgets package.
shinymeta - Record and expose Shiny app logic using metaprogramming.
shinyscroll - Scroll to an element in Shiny.
pagemapR - Create a mini map for Shiny apps and R Markdown documents.
keys - Assign and listen to keyboard shortcuts in Shiny using the Mousetrap JavaScript library.
js4shiny - Companion package for 'JavaScript for Shiny Users' workshop, with components to enable using R Markdown for literate programming with JavaScript.

Visualization

Frontend components for interactive visualization of specific data types.

General-Purpose

plotly - Interactive web graphics via plotly.js. Has special support for linking/highlighting/filtering views.
highcharter - R wrapper for the highcharts JavaScript charting library.
rbokeh - R interface for Bokeh.
echarts4r - Interactive graphs with Echarts v4.
r2d3 - R interface to D3 visualizations.
vegalite - R ggplot2 bindings for Vega-Lite.
vegawidget - HTML widget renderer for Vega and Vega-Lite.
sketch - Creates static / animated / interactive visualizations embeddable in R Markdown documents and Shiny. Implements an R-to-JavaScript transpiler and enables users to write JavaScript applications using the syntax of R.
d3po - Fast and beautiful interactive visualization for R Markdown and Shiny. Acts as intermediate layer between Shiny and D3 by providing templates.
ggiraph - HTML widget that makes ggplot2 graphics interactive. Select graphical elements, add tooltips, animations, and JavaScript actions to the graphics.
rfrappe - HTML widget for the Frappe Charts JavaScript library.
tuichartr - HTML widget for tui-chart.
billboarder - HTML widget for billboard.js.
apexcharter - HTML widget for ApexCharts.js.
taucharts - HTML widget for Taucharts.
googleVis - R interface to Google Charts.
rroughviz - R warpper for roughViz.js, a JavaScript library for creating sketchy/hand-drawn styled charts.
rAmCharts4 - R interface to amCharts 4.

Scatterplot

scatterD3 - R scatterplot htmlwidget based on D3.js.
pairsD3 - D3 scatterplot matrices.
rthreejs - Interactive 3D scatterplots, networks, and globes based on three.js.
graph3d - R wrapper of the JavaScript library vis-graph3d.
hpackedbubble - Split packed bubble charts with highcharts.

Parallel Coordinates

parcoords - HTML widget for D3 parallel coordinates chart.

Time Series

dygraphs - R interface to the dygraphs JavaScript charting library.
metricsgraphics - An htmlwidget interface to the MetricsGraphics.js D3-based charting library.
timevis - Interactive timeline visualizations based on vis.js.
timelineschart - R interface to timelines-chart.
streamgraph - HTML widget for creating streamgraph visualizations in R.
eventdropR - HTML widget for EventDrops, time based and event series interactive visualization using D3.

Tree and Hierarchical Data

D3partitionR - D3-based interactive visualization of nested and hierarchical data (sunburst, treemap, circle treemap, icicle, and partition chart) for Shiny.
d3Tree - D3-based collapsible trees for Shiny.
collapsibleTree - D3-based interactive collapsible tree diagrams.
jsTree - R htmlwidget for inspecting heirachal structures with the jQuery jsTree plugin.
shinyTree - jsTree bindings for creating interactive trees in Shiny.
jsTreeR - A wrapper of the JavaScript library jsTree.
shinyCheckboxTree - Checkbox tree widget for Shiny. Wrapper of the JavaScript library react-checkbox-tree.
listviewer - View and modify lists interactively, based on jsoneditor and react-json-view.
trelliscopejs - Create interactive Trelliscope displays based on trelliscopejs-lib.
Rmarkmap - Create interactive mind maps with the markmap JavaScript library.

Network and Graph Data

networkD3 - Create D3 network, tree, dendrogram, and Sankey diagram from R.
visNetwork - Network visualization using vis.js.
sigmajs - Interface to the sigma.js graph visualization library, including animations, plugins, and Shiny widgets.
sigmaNet - Render igraph networks using sigma.js.
chorddiag - R interface to D3 interactive chord diagrams.
chordViz - Create interactive chord diagrams in R.
edgebundleR - Circular layout plots with bundled edges based on D3.
hiveD3 - D3-based hive plots. Tutorial for recreating the package.
grapher - An R integration of ngraph to create 3D and 2D interactive graphs.
shinyCyJS - Cytoscape.js R binding for Shiny.
cyjShiny - R/Shiny widget for Cytoscape.js.

Categorical Data

bar - Interactive one-dimensional proportions chart for representing categorical data.

Diagrams

DiagrammeR - Diagram, graph, and network visualization based on D3.js, viz.js, and mermaid.js.
nomnoml - R interface to nomnoml, a tool for drawing sassy UML diagrams based on syntax with customizable styling.
bpmn - R interface to the bpmn-js library.

Heatmap

d3heatmap - D3-based interactive heatmaps (highlight rows/columns, zoom in/out, clustering, dendrograms).
heatmaply - Interactive heatmaps using plotly.
rChartsCalmap - An htmlwidgets binding for calendar heatmaps using D3.
calheatmapR - R interface for the cal-heatmap JavaScript charting library to create calendar heatmaps.
nivocal - HTML widget for drawing calendar heatmaps based on nivo.
supercaliheatmapwidget - Supercalifragilistic HTML calendar heatmaps.

Maps and Spatial Data

leaflet - R interface to the Leaflet JavaScript library to create interactive maps.
leaflet.extras - Extra functionality for the leaflet package.
leaflet.extras2 - More plugins for the leaflet package.
leafgl - Performant WebGL rendering for leaflet.
leaflet.minicharts - Add and modify small charts on the interactive map created with the leaflet package.
leaflet.opacity - Opacity controls for Leaflet maps.
leaftime - Leaflet-timeline plugin for Leaflet to show changing geospatial data over time.
leafletCN - China and geojson choropleth maps for Leaflet.
leafletGeocoderRshiny - Leaflet + Pelias geocoding for Shiny.
leafdown - Provides drilldown functionality for leaflet choropleths.
mapdeck - Interactive maps using Mapbox GL and Deck.gl.
deckgl - R Interface to Deck.gl.
r2deck - R interface to Deck.gl and Mapbox GL visualizations.
h3r - Uber's H3 geographical indexing library bindings for R.
googleway - Access Google Maps API to retrieve data and draw maps.
mapview - Interactive viewing of spatial data.
mapedit - Interactive editing of spatial data.
tmap - Create thematic maps, such as choropleths and bubble maps.
datamaps - Create interactive choropleth maps with the JavaScript library Datamaps, add arcs and bubbles, change choropleth values, and change labels.
topogram - Cartogram htmlwidget for visualizing geographical data by distorting a TopoJSON topology using cartogram-chart.
rsquaire - R interface for squaire.js, a JavaScript library for making responsive equal-area square maps using D3.
hchinamap - Mapping China and its provinces with highcharts.
planetary - HTML widget for the planetary.js library for creating interactive globes.
gior - HTML widget for gio.js for declarative 3D globe data visualization.
quickglobe - View country data via a 3D D3 globe.

Sparkline

sparkline - jQuery Sparkline (tiny inline charts) HTML Widget for R. Use sparklines in DT.
reactrend - Simple, elegant spark lines and trend graphs based on react-trend.
peity - Peity htmlwidget for R.
dataui - Interactive visualizations of data-ui based on vx.

Word Cloud

wordcloud2 - Word cloud visualization based on wordcloud2.js.
hwordcloud - Render word clouds with highcharts.
d3wordcloud - HTML widget for D3.js word cloud layout.

Biological Data

igvR - R package providing interactive connections to igv.js running in a web browser.
igvShiny - HTML widget for igv.js, a JavaScript library for embeddable genomic visualization.
nglShiny - NGL Viewer as an htmlwidget for molecular visualization.
msaR - BioJS-based MSA (multiple sequence alignment) viewer.
TnT - Track-based visulizations based on the TnT JavaScript libraries. Useful for displaying genomic features as a simple genome browser.
mutsneedle - Interactive mutation lollipop diagrams.
g3viz - D3-based interactive lollipop plots.
BioCircos.R - Interactive circular visualization of genomic data using htmlwidgets and BioCircos.js.
chromoMap - Interactive visualization and mapping of human chromosomes.
ideogRam - HTML widget for chromosome visualization with ideogram.js.
flowDashboard - Shiny Modules for visualizing flow cytometry data.
qtlcharts - Interactive graphics for QTL experiments.
phylocanvas - Interactive phylogenetic trees using the Phylocanvas JavaScript library.
phylowidget - Interactive phylogenetic trees based on phylotree.js.
JBrowseR - R interface to the JBrowse 2 linear genome view.
safetyCharts - Charts for monitoring clinical trial safety.

Chemical Data

r3dmol - Visualizing molecular data in 3D, based on 3Dmol.js.
chemdoodle - HTML widget for visualizing and drawing molecules.

WebGL

rgl - Render WebGL scenes created with the rgl package (vignette).
rayshader - Create and visualize hillshaded maps from elevation matrices.
rayrender - Build and raytrace 3D scenes.
rayimage - Render depth of field for images.

Augmented and Virtual Reality

shinyaframe - WebVR data visualizations with Shiny and Mozilla A-Frame.
arframer - Augmented Reality in R based on AR.js.

Backend

Backend components and service integrations for Shiny apps.

Database

Best Practices in Working with Databases - Packages and tutorials for connecting R and Shiny apps to databases.
pool - Database connection pooling in R.
elastic - R client for the Elasticsearch HTTP API.
sergeant - Transform and query data with Apache Drill.

Persistent Data Storage

pins - Publish data sets, models, and other R objects to folders, Posit Connect, Amazon S3, and more.

API Frameworks

RestRserve - R web API framework for building high-performance and robust microservices and app backends.
plumber - Create web APIs by decorating R code with special comments.
valve - Create multi-threaded Plumber APIs powered by Rust's tokio and axum web frameworks.
opencpu - A system for embedded scientific computing and reproducible research with R.

URL Routing

shiny.router - Minimalistic URL router for Shiny apps.
shinyURL - Save and restore the state of a Shiny app by encoding the values of user inputs and active tab panels in the app's URL query string.
brochure - Create natively multi-page Shiny applications to serve content from multiple endpoints. See blog post on POST requests support.
scenes - Switch between alternative UIs based on request properties, such as cookies, paths, query parameters, or HTTP request method.
Accepting POST requests from Shiny - Undocumented feature for handling POST requests that are not associated with any specific Shiny session.

Authentication

shinymanager - Simple and secure authentification mechanism for single Shiny apps.
gargle - Infrastructure for calling Google APIs from R, including auth.
googleAuthR - Shiny compatible Google API client for authentication with OAuth2.
auth0 - Authentication in Shiny apps using Auth0.
shinyauthr - Server-side authentication using shiny modules.
firebase - Authenticate Shiny users with Google Firebase.
otp - One-Time Password generation and verification.
backendlessr - R wrapper for Backendless API to manage users.

Job Scheduling

cronR - R package for managing cron jobs.

Web APIs Integration

glouton - Handle browser cookies in shiny, built on top of js-cookie.
cookies - Another js-cookie package, with added functionality to handle HttpOnly cookies.
geoloc - Use the Geolocation API to get the location of the user (with user's permission).
shinyStore - Use the Web Storage API to store persistent, synchronized data in the user's browser.

Notification Integration

slackr - Send messages, images, R objects, and files to Slack channels/users.
sendgridr - Send emails with SendGrid mail API (v3).
twilio - R interface to the Twilio API.
blastula - Easily send HTML email messages from R.
mjml - Create responsive emails with R and MJML.
mailtoR - Creates a friendly user interface for emails sending in Shiny.

Cloud Integration

cloudyr - R packages for integrating with AWS, Azure, and Google Cloud.

G Suite Integration

googlesheets4 - R interface to Google Sheets via the Sheets API v4.
googlesheets - R interface to Google Spreadsheets API (no longer under active development).
googledrive - R API client for Google Drive.
gmailr - Access the Gmail RESTful API from R.

Deploy

Deploy Shiny apps to the cloud, hosted infrastructure, or desktop.

Remote Deploy

rsconnect - Deploy Shiny apps to shinyapps.io, or Posit Connect.
connectwidgets - Query a Posit Connect server for a subset of content items, then organize them within htmlwidget components in R Markdown documents or Shiny applications.

Desktop Deploy

RInno - Deploy Shiny apps to Windows by interfacing Inno Setup and Electron.
electricShine - Create distributable Shiny Electron apps.
photon - RStudio Add-in to build Shiny apps utilizing the Electron framework.
DesktopDeployR - A framework for deploying self-contained R-based applications to the desktop.
Shiny Meets Electron - Talk at useR! 2018 on turning Shiny app into standalone desktop apps. Talk video.
r-shiny-electron - Template for R Shiny and Electron integration.
nativefier - Create Electron wrappers for any websites (including remotely deployed Shiny apps).

Static Server Deploy

webR - A version of R compiled for the browser and Node.js using WebAssembly via Emscripten.

Developer Tools

Debug, test, and optimize Shiny apps.

Prototyping

Rhino - Build high quality, enterprise-grade Shiny apps at speed.
golem - Opinionated framework for building production-grade Shiny apps.
shinipsum - Lorem-Ipsum-like helpers for fast Shiny prototyping.
fakir - Create fake data in R for tutorials.
shinysnippets - A series of Shiny related RStudio snippets.

Modularization

tidymodules - An object-oriented approach to Shiny modules.
supreme - Structure Shiny applications developed with modules.
packer - An opinionated framework for using JavaScript with R.
box - Organize code into hierarchical, composable, reusable modules, to use across projects.

Debugging

reactlog - Visual debugger for Shiny reactivity.

Testing

shinytest - Automated testing for Shiny apps.
shinytest2 - Automated unit testing of Shiny apps through a headless Chromium browser.
shinyloadtest - Load testing for Shiny apps.
reactor - Unit testing for Shiny reactivity.
shinyValidator - Audit Shiny apps at each commit.
data.validator - Validate dataset and generate a report.

Profiling

profvis - Interactive visualizations for profiling R code. Profiling Shiny apps.
shiny.benchmark - Measure and compare the performance of different versions of a Shiny application.
shiny.info - Displays simple diagnostic information of the Shiny project in the user interface of the app.

Scaling

promises - Promise-based asynchronous programming for R. Using promises with Shiny.
shinyParallel - Run Shiny applications in a multi-session mode.
FutureManager - Background processes for long-running operations in Shiny applications.
shiny.worker - Delegate heavy computation tasks to a separate process in a Shiny application.

Miscellaneous

Not necessarily an R package, but it helps.

UI Customization

Bootstrap Live Customizer - Customize Bootswatch themes (Bootstrap 3) to create your own Bootstrap themes.
google-webfonts-helper - A hassle-free way to self-hosted Google Fonts, useful for air-gapped environments.
shinyfullscreen - Display HTML elements on full screen using 'screenfull.js'.

Dependency Resolution

renv - Create isolated, portable, and reproducible environments for R projects.
packrat - Parse R package dependencies of Shiny apps with packrat::appDependencies.
sysreqsdb - SystemRequirements mappings for R packages.
shinyapps-package-dependencies - A collection of bash scripts that install system dependencies for R packages.

Editor Extensions

shinysnip - Simple Shiny code snippets generator in VS Code.
textmate.rstheme - A light theme for VS Code inspired by the TextMate (default) theme in RStudio IDE.

Books

Videos / Screencasts

Shiny Developer Series - Interviews with practitioners & developers of Shiny and the broader ecosystem of Shiny packages, plus occasional live streams of Shiny app development in action.

Shiny for Python

Python - UI Components

py-htmltools - Tools for creating, manipulating, and writing HTML from Python.
py-faicons - An interface to Font Awesome for use in Shiny for Python.
py-shinywidgets - Render ipywidgets inside a Shiny app.
py_shiny_semantic - Create rich web applications in PyShiny using styles and components from Fomantic UI.

Python - Deploy

py-shinylive - Export Shiny applications as Shinylive applications.
rsconnect-python - CLI for interacting with and deploying to Posit Connect.

Python - Persistent Data Storage

pins-python - Publish data, models, and other Python objects for sharing across projects and with colleagues.

Python - Editor Extensions

pyshiny-vscode - VS Code extension to help launch Shiny for Python applications.

nanxstats/awesome-shiny-extensions

nanxstats

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