@storybook/addon-docs

Storybook 8.5 is packed with powerful features to enhance your development workflow. This release makes it easier than ever to build accessible, well-tested UIs. Here’s what’s new:

• 🦾 Realtime accessibility tests to help build UIs for everybody

• 🛡️ Project code coverage to measure the completeness of your tests

• 🎯 Focused tests for faster test feedback

• ⚛️ React Native Web Vite framework (experimental) for testing mobile UI⚛️

• 🎁 Storybook test early access program to level up your testing game

• 💯 Hundreds more improvements

List of all updates

• Addon A11y: Add conditional rendering for a11y violation number in Testing Module

• Addon A11y: Add typesVersions support for TypeScript definitions in a11y package

• Addon A11y: Adjust default behaviour when using with experimental-addon-test

• Addon A11y: Change default element selector

• Addon A11y: Create a11y test provider and revamp a11y addon

• Addon A11y: Don't set a11y tag as comment in automigrations

• Addon A11y: Fix skipped status handling in Testing Module

• Addon A11y: Refactor environment variable handling for Vitest integration

• Addon A11y: Remove warnings API

• Addon A11y: Run the a11y automigration on postInstall

• Addon A11y: Show errors of axe properly

• Addon A11y: Update accessibility status handling in TestProviderRender

• Addon Docs: Dynamically import rehype

• Addon Docs: Make new code panel opt in

• Addon Onboarding: Prebundle react-confetti

• Addon Test: Add @vitest/coverage-v8 during postinstall if no coverage reporter is installed

• Addon Test: Add prerequisite check for MSW

• Addon Test: Add support for previewHead

• Addon Test: Add Vitest 3 support

• Addon Test: Always run Vitest in watch mode internally

• Addon Test: Always use installed version of vitest

• Addon Test: Clarify message when vitest detects missing deps

• Addon Test: Clear coverage data when starting or watching

• Addon Test: Context menu UI

• Addon Test: Context menu updates

• Addon Test: Correctly stop Storybook when Vitest closes

• Addon Test: Filter out falsy test results in TestProviderRender

• Addon Test: Fix documentation links

• Addon Test: Fix duplicate test.include patterns

• Addon Test: Fix environment variable for Vitest Storybook integration

• Addon Test: Fix error reporting for vitest crashes

• Addon Test: Fix generated path to vitest.setup.js

• Addon Test: Fix indexing behavior

• Addon Test: Fix printing null% for coverage

• Addon Test: Fix run request while booting or restarting Vitest

• Addon Test: Handle undefined storyId

• Addon Test: Improve error message on missing coverage package

• Addon Test: Improve support for mono-repos

• Addon Test: Make component tests status row link to the story's tests panel

• Addon Test: Merge viteFinal config into vitest config

• Addon Test: Only optimize react deps if applicable in vitest-plugin

• Addon Test: Only reset story count on file change when watch mode is enabled

• Addon Test: Optimize internal dependencies

• Addon Test: Prompt switch to experimental-nextjs-vite

• Addon Test: Refactor test addon to include stories automatically

• Addon Test: Remove a11y placeholder

• Addon Test: Replace glob with tinyglobby

• Addon Test: Serve staticDirs with Vitest

• Addon Test: Show sub test provider toggle state in main testing module

• Addon Test: Support Storybook environment variables in Vitest

• Addon Test: Use correct vitest config file path

• Addon Test: Use local storybook binary instead

• Addon Test: Use ProgressSpinner for stop button in Testing Module

• Addon Test: Wait for 2 seconds before showing result mismatch warning

• Addon Test: Wrap sub-paths exported with require.resolve

• deprecated

  Addon Themes: Deprecate useThemeParameters

• Angular: Support statsJson in angular schemas

• Automigration: Improve addon-a11y-addon-test

• Automigration: Improve setup file transformation and version range handling for a11y migration

• Automigrations: Skip vite config file migration for react native web

• CLI: Fix init help for storybook command

• CLI: Fix new-frameworks automigration

• CLI: Re-Add Nuxt support

• CLI: Update a11y-test comment with experimental caveat

• Composition: Fix composed story search

• Composition: Hide contextMenu on composed storybooks

• Core / Addon Test: Add config UI to Testing Module

• Core / Addon Test: Support intercepting and modifying internal test provider state updates

• Core + Addon Test: Refactor test API and fix total test count

• Core: Add bun support with npm fallback

• Core: Avoid getting stuck in locked state

• Core: Disable SidebarContextMenu in static builds

• Core: Emit deprecated TESTING_MODULE_RUN_ALL_REQUEST for backward compatibility

• Core: Evaluate main config when checking 'whats new' notifications

• Core: Fix ERR_PACKAGE_PATH_NOT_EXPORTED in @storybook/node-logger

• Core: Fix scrollIntoView behavior and reimplement testing module time rendering

• Core: Fix bundling of React

• Core: Float context menu button on top of story titles in sidebar

• Core: Prevent clipping box shadow on file search modal

• Core: Prevent infinite rerendering caused by comparison by reference

• Interactions: Correctly load preset when absolute paths are used

• Maintenance: Move @types/node to devDeps consistently

• Manager API: Fix infinite render-loop caused by useSharedState

• Manager: Add tags property to GroupEntry objects

• Manager: Fix size regression

• Manager: Optimize getPanels function with memoization

• Next.js: Fix webpack fsCache not working

• Next.js: Support v15.1.1

• Next.js: Upgrade sass-loader from ^13.2.0 to ^14.2.1

• Nextjs-Vite: Add TS docgen support

• Nextjs-Vite: Fix docgen types in main config

• Onboarding: Replace react-confetti with @neoconfetti/react

• React Native Web: Add framework, CLI integration, sandboxes

• React: Fix RSC compatibility with addon-themes and hooks

• React: Force act running always in sequence

• React: Use Act wrapper in Storybook for component rendering

• ReactVite: Add @storybook/test as optional peer dependency

• RNW-Vite: Add built-in Flow support

• RNW-Vite: Add tsconfig path aliases support

• RNW-Vite: Fix flow plugin including too many things

• RNW-Vite: Fix reanimated support with babel plugin for node_modules

• RNW-Vite: Integrate with experimental-addon-test

• Storysource Addon: Fix source-loader prettier imports

• Telemetry: Add metadata distinguishing "apps" from "design systems"

• TestAddon: Refactor UI & add config options

• Toolbars: Suppress deprecation warning when using dynamic icons

• UI: Add support for groups to TooltipLinkList and use it in main menu

• UI: Add Yarn to About Section

• UI: Fix controls and parameters on tag-filtered stories

• UI: Fix overlapping shadow of testing module on scrollbar

• UI: Fix test provider event handling on startup

• UI: Keep failing stories in the sidebar, disregarding filters

• UI: Sidebar context menu addon API

• Vite: Add extra entries to optimizeDeps

• Vite: Don't prefix story import with @fs

• Vite: Fix preview runtime import

• Vite: Fix wrong import paths when configDir is not in project root

• Vite: Import preview runtime as ordinary module

• Vitest: Add plugins from viteFinal

• Vue: Extend sourceDecorator to support v-bind and nested keys in slots

• Vue: Fix vue-component-meta docgen HMR not working