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@storybook/addon-a11y
Advanced tools
@storybook/addon-a11y
Storybook Addon A11y: Test UI component compliance with WCAG web accessibility standards
Storybook Accessibility Addon
The @storybook/addon-a11y package provides accessibility testing for Storybook stories. It uses axe-core to run the tests.
Getting Started
Add the addon to an existing Storybook
npx storybook add @storybook/addon-a11y
More on getting started with the accessibility addon
Learn more about Storybook at storybook.js.org.
Other packages similar to @storybook/addon-a11y
axe-core
A core library for accessibility testing used by many tools and services, including @storybook/addon-a11y. It can be integrated directly into testing workflows or used as part of other tools.
eslint-plugin-jsx-a11y
An ESLint plugin that enforces accessibility rules in JSX elements. Unlike @storybook/addon-a11y, which is used within Storybook, this plugin integrates with the ESLint static code analysis tool to catch accessibility issues during code linting.
react-axe
A library that can be used in React applications to audit accessibility in real-time during development. It also uses axe-core under the hood but is used directly in the app rather than in Storybook.
pa11y
An automated accessibility testing tool that runs in the command line or as part of your build process. It provides a different approach to accessibility testing compared to the Storybook addon, as it can be used for testing entire pages and is not specific to a component development environment.
FAQs
Storybook Addon A11y: Test UI component compliance with WCAG web accessibility standards
The npm package @storybook/addon-a11y receives a total of 3,766,438 weekly downloads. As such, @storybook/addon-a11y popularity was classified as popular.
We found that @storybook/addon-a11y demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 12 open source maintainers collaborating on the project.
Package last updated on 12 Dec 2025
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