storybook

Foundational changes for new AI workflows

Storybook 10.5 contains hundreds of fixes and improvements:

• ⚡️ Angular-vite framework: Modern, fast dev, docs, and test (preview)

• 🌈 Vitest initialGlobals: Test across themes, viewports, locales

• 🤖 Agentic review: AI-curated visual changesets and search results (experimental)

• ⚛️ React docgen service: Unified metadata across MCP, Docs, and Controls (experimental)

• 🧑‍💻 Claude / Codex plugins: One-click ADE integration (experimental)

List of all updates

• A11y: Fix MDX heading anchors not keyboard accessible

• A11y: Handle lang attribute throughout preview

• A11y: Surface required args and keyboard-reachable Setup controls in ArgsTable

• Addon A11y: Preserve disabled a11y rules with runOnly

• Addon Docs: DocsContent not filling available width when TOC is enabled

• Addon Docs: Resolve CSF4 module exports without a default export

• Addon Docs: Resolve providerImportSource to a path instead of a file:// URL

• Addon Vitest: Add an initialGlobals option to pin a project's globals

• Addon Vitest: Avoid erroring out on benign Win process exits

• Addon Vitest: Fix dynamic import failure with Vitest 3

• Addon Vitest: Subscribe for run completion before triggering it

• Angular: Add versioned @types/node to packages installed during storybook init

• Angular: Fix custom paths for stats.json on angular

• Angular: Fix zone.js drop in angular-to-angular-vite migration + schema sync + transform widening

• Angular: Install @analogjs/vite-plugin-angular in angular-to-angular-vite automigration

• Angular: Introduce @storybook/angular-vite package

• Angular: Support Angular 22 in Webpack framework

• Angular: Use future-proof API for component reflection

• Babel: Remove bugfixes from preset-env in v8

• Builder Vite: Fix empty external globals imports

• Builder Vite: Support configLoader via builder options

• CLI: Add storybook ai <tool> MCP passthrough behind STORYBOOK_FEATURE_AI_CLI

• CLI: Add telemetry for the storybook ai <command> passthrough

• CLI: Allow -p shorthand to --port for ai command

• CLI: Bundle the ai command in core so it never downloads @storybook/cli

• CLI: Do not auto-open the browser in storybook dev under AI agents

• CLI: Exit process after successful build

• CLI: Fix angular-to-angular-vite migration failing to configure addon-vitest

• CLI: Fix silent hang in deferred addon configuration during upgrade

• CLI: Fix upgrade crash on Storybook latest version check

• CLI: Handle nested array schema for AI help

• CLI: Install MCP when upgrade is ran by agent

• CLI: Load Storybook AI help from preset metadata

• CLI: Match storybook ai instances by config dir as well as cwd

• CLI: Prefer agent-matched Storybook instances

• CLI: Respect BROWSER and BROWSER_ARGS

• CLI: Show MCP workflow instructions in AI help

• CLI: Skip a11y addon automigration prompting when not applicable

• CLI: Support Claude preview autoPort

• CLI: Use detected package manager instead of npx for remote commands

• Controls: Add label to Object JSON control

• Controls: Guard normalizeOptions against array labels and prototype chain lookups

• Controls: Improve ArgsTable empty state guidance

• Controls: Load controls for composed-ref stories on direct deep-link

• Controls: Load controls for stories from a composed ref

• Controls: Prevent AbortError when rapidly resetting

• Controls: Prevent the save bar from covering the last control

• Core: Add ai-review observability

• Core: Add experimentalReview feature flag and make the features type augmentable

• Core: Add missing export to globals

• Core: Add ref-based components manifest index backed by docgen open service

• Core: Add runtime instance registry

• Core: Allow vite-plus 0.2.x in the optional peer range

• Core: Categorize UniversalStore follower timeout error

• Core: Clean stale runtime instance records

• Core: Compose core annotations before preview beforeAll

• Core: Ensure every runtime installs the real channel and stop the mock fallback from poisoning it

• Core: Expose backgrounds types from public subpath

• Core: Extract StoryDependencyGraphService from ChangeDetectionService

• Core: Fix cryptic invariant crash when dev server port detection fails

• Core: Fix EEXIST race condition in static file copying during build

• Core: Fix npm dependency detection

• Core: Fix potential race condition in SET_CONFIG hook

• Core: Fix resolveImport TSX fallback

• Core: Flush preview-api hook effects in portable stories

• Core: Ignore story-like directories in indexer

• Core: Improve ActionBar focus indicator in high contrast mode

• Core: Include chromatic packages in ecosystem identifier

• Core: Incorrect package json handling

• Core: Introduce Agentic Review feature

• Core: Leave experimentalReview unset by default so the AI CLI plugins can enable review

• Core: Recognize addon-mcp registered via getAbsolutePath() in runtime instance registry

• Core: Reset WebsocketTransport heartbeat on every message, not just ping

• Core: Skip story-docs Code panel emission in portable stories

• Core: Use UndoIcon for Review-changes clear button

• CSF Next: Propagate skip tags to .test children

• CSF Next: Add tags type support for

• CSF: Fix Canvas and userEvent types under Yarn PnP

• Docgen: Add mock open service

• Docgen: Fix inferred argTypes from initial args overriding docgen and custom argTypes in experimentalDocgenServer mode

• Docgen: Register service runtime, payload argTypes

• Docgen: Run experimentalDocgenServer extraction in a worker thread

• Docgen: Wire up react-component-meta with DocgenService

• DocgenServer: Fix OOM by recycling the shared TS program

• ESLint Plugin: Avoid ESLint Unstable API Load

• Index: Remove hasActiveFilters check

• Init: Support pnpm catalogs when adding addon-vitest dependencies

• Interactions: Prevent debugger controls from stealing focus

• Maintenance: Centralize supported file extension lists

• Maintenance: Replace resolve and resolve.exports with oxc-resolver

• Manager: Apply addon-registered filters to the initial story index

• Manager: Fix crash when toggling addon panel on mobile (LandmarkManager TypeError)

• Manager: Fix layout.showPanel config

• Manager: Fix race condition in experimental_setFilter

• Manager: Keep local preview iframe on host URL when a ref story loads first

• Manager: Restructure review feature state, layout integration, and thumbnail pipeline

• Measure & Outline: Honor the disable parameter

• ModuleGraph: Refactor from StoryDependencyService to open service-based ModuleGraphService

• ModuleGraph: Stop bumping the graph revision on story-index invalidation

• Next: Call link onClick before preventing default

• Next: Support as prop in next/link mock

• Next Vite: Add Link mock with useLinkStatus to nextjs-vite framework

• Next Vite: Bump vite-plugin-storybook-nextjs to ^3.3.0

• Open Service: Add internal property to control visibility

• Open Service: Add schema-driven service runtime

• Open Service: Add sync between server, manager and preview

• Open Service: Call remote commands in load functions

• Open Service: Fix docgen hot update controls refresh

• Open Service: Fix reactivity on deep signals, fire subscribers on load dependencies

• Open Service: Implement service registration on the server

• Open Service: Implement service registration on the server (attempt 2)

• Open Service: Introduce query states (loading/error/success)

• Open Service: Load static query snapshots in browser builds

• Open Service: Mark module-graph engine commands as internal

• Open Service: Split story docs from docgen service

• Open Service: Sync queries, load/loaded() API, strict reader handlers

• Open Service: Type getService for core services per runtime

• Preview: Preserve @ts-expect-error in web-component and vue preview

• Preview: Preserve primitive args for non-ReactNode other types

• Preview: Restore iframe scrolling after resizing the layout

• Preview: Use width/height instead of min-* in CanvasWrap

• Pseudo States: Keep combinator broad pseudo selectors valid

• Pseudo States: Preserve URL globals on story change

• React Native: Remove babel deps from RN setup (not needed)

• React: Add an optional TypeScript peer to react-vite

• React: Align react-docgen versions

• React: Fix subcomponent prop extraction without JSX usage

• React: Render boolean props set to false in source snippets

• Review: Dynamic thumbnail scaling based on content dimensions

• Review: Fix accessibility/UX issues in the review UI

• Review: Fix inaccurate review story counts in sidebar

• Review: Improve review thumbnail scaling and loading UX

• Review: Notify on review arrival instead of auto-navigating

• Review: Simplify layout handling

• Tanstack: Export TanStackPreview from @storybook/tanstack-react to unblock CSF Next typing

• TanStack: Normalize route-group handling in createRoute mock

• Tanstack: Remove Outlet mock

• Tanstack: Supply id OR path when using RouteOptions for route mock

• Telemetry: Preserve state machine when the module loads more than once

• Telemetry: Prevent pnpm paths from leaking into framework.name

• UI: Allow manager-head favicon override

• UI: Fix args not preserved in isolation mode

• UI: Hide onboarding menu with feature flag

• Viewport: Highlight toolbar button when custom viewport is active

• Viewport: Warn when legacy defaultViewport parameter is used

• Vitest: Reset playwright cursor position to avoid hover bug

• Vue: Ensure vue-component-meta runs in post

• Vue: Fix Unicode Default Values In Docs

• Vue: Use AST to inject __docgenInfo correctly

• Webpack: Gate lazy-compilation import pipeline on webpack version