storybook

• Addon Vitest: Support Vitest 5

• Next.js: Fix app-router mock crash on Next.js 16.4

• Nextjs-Vite: Provide parentRenderTree.bfcacheId in app router mock

• TypeScript: Explicitly type returntype of ArgsStore#get

• Angular-Vite: Require @analogjs/vite-plugin-angular 2.7.3 or later

• CLI: Fix hidden output of CLI commands on Yarn 1

• Preact: Support Preact 11

• security

  Security: Patch GHSA-f2ph-cmg5-wxc8 and GHSA-px85-f4q5-jh77

• Typescript: Explicitly type enhanceArgTypes

• Addon A11y: Fix vision simulator color filters in Firefox

• Addon Vitest: Support Vitest 5 browser tests

• CLI: Fix vitest ERESOLVE on fresh Next.js apps.

• Core: Fix build crash when ref reachability check fails mid-request

• Core: Restore the change-detection CTA in the sidebar

• TanStack: Support both interpolatePath signatures

• Telemetry: One tools-command record per invocation with CLI toolset and tool names

New skills architecture for agentic workflows

Storybook 10.6 contains hundreds of fixes and improvements:

• 💻 CLI bindings for agent tools/skills

• 🅰️ Angular-Vite MCP/skills support and improved docgen/snippets (experimental)

• 🟢 Vue MCP/skills support and improved docgen/snippets (experimental)

• 🧩 Tanstack / NextJS-Vite framework bugfixes

• ⚡ Improved performance and reduced bundle size

List of all updates

• Addon MCP: Stop silently dropping composed refs from MCP composition

• Addon Vitest: Pin storybook/test in optimizeDeps so its CJS-only deps are prebundled

• Addon Vitest: Report test runs with failures as failed tool outcomes

• Addon Vitest: Resolve story test globs against the project root

• Addon-vitest: Filter Storybook instrumentation from reported stack traces

• Angular Vite: Resolve tsConfig against the workspace root

• Angular-Vite: Run Compodoc on demand

• Angular: Add an in-process docgen analyzer, replacing Compodoc under the flag

• Angular: Bind only what the component accepts in story snippets, and report the rest

• Angular: Decide the migration's zone.js import from the dependency tree

• Angular: Declare story args the snippet markup binds by name

• Angular: Declare style preprocessors as optional peers and name the missing one

• Angular: Derive required inputs from Compodoc's own flag

• Angular: Extract Compodoc parsing into its own package

• Angular: Extract component JSDoc through TypeScript's APIs

• Angular: Extract docgen on the server via Compodoc

• Angular: Fix component resolution, MCP output, and dev/build path aliasing

• Angular: Fix eight upgrade and migration bugs

• Angular: Fix ten docgen bugs found across 22 community repositories

• Angular: Generate story-docs snippets from the analyzer

• Angular: Give agents real input and output documentation

• Angular: Hide class internals from the props table by default

• Angular: Install the @storybook/angular-vite peers that nothing else brings in

• Angular: Keep the function control on constructor and generic signatures

• Angular: Make experimentalDocgenServer the default in angular-vite

• Angular: Migrate Analog projects to angular-vite instead of refusing them

• Angular: Print unevaluable story args instead of slicing the file

• Angular: Read the story shapes that supply their own markup

• Angular: Render self-closing tags in server-side docs snippets

• Angular: Render the required badge for required inputs in the props table

• Angular: Resolve @angular/core through the package manager, not the raw specifier

• Angular: Resolve builder styles the way the Angular builders do

• Angular: Resolve builder styles against the workspace root

• Angular: Skip the runtime source decorator when the docgen server produces snippets

• Angular: Stop marking a defaulted input as required in the props table

• Angular: Stop treating input/output alias collisions as two-way bindings

• Angular: Hoist non-literal args onto the host component instead of inlining them

• Builder-Webpack5: Use strict mtime equality for mock cache reuse

• CLI plugins: Delegate to storybook skills / storybook tools and align the evals

• CLI: Add storybook skills command

• CLI: Align storybook skills with storybook tools shape

• CLI: Allow esbuild builds for Storybook-owned pnpm dlx

• CLI: Attach to the most recent matching Storybook instance and add --port target selection

• CLI: Categorize Execa failures for init telemetry

• CLI: Detect Turbopack, Module Federation, and renderer versions

• CLI: Drop skills get/skills list, add skills --all

• CLI: Enrich tools-command telemetry with attach dimensions

• CLI: Fix stories changed hanging on attach

• CLI: Keep storybook tools --json stdout parseable

• CLI: Label the tools help Output block as the --json shape

• CLI: Match Storybook instances across Windows drive-letter case

• CLI: Offer the new 10.5 experimental feature flags during upgrade

• CLI: Point the init outro at storybook skills get setup and remove duplicate sandbox addon

• CLI: Render the same toolset output as MCP

• CLI: Serve the skills docs workflow whenever manifests are producible

• CLI: Silence auto-mode fallback when no Storybook is running

• Core: Add additionnal field for component API in manifest

• Core: Add security token to instance registry record

• Core: Add storybook/internal/tools SDK skeleton

• Core: Allow token-only WebSocket upgrade without Origin

• Core: Always show warning in story-docs if available

• Core: Centralize import-statement generation in csf-tools

• Core: Define shared public toolsets (defineToolset)

• Core: Extract ComponentMetaManager to Core

• Core: Fix change detection missing working-tree edits until a commit

• Core: Fix module resolution for packages with conditional-only exports maps

• Core: Fix resolve wrapped addon entries via package exports map

• Core: Include null union members as enum options in TS argTypes conversion

• Core: Keep Tabs memo out of an esbuild joined var

• Core: Make TypeScript's JSDoc semantics canonical for component docgen

• Core: Move docgen JSDoc parser into csf-tools

• Core: Move the component-meta invalidation state machine into core

• Core: Recover from a docgen worker death instead of going dark for the session

• Core: Remove experimental Playwright CT integration

• Core: Resolve tsconfig paths from the defining config

• Core: Restore the args a server-docgen preview cannot type

• Core: Scope in-flight open-service loads to their runtime

• Core: Share the CSF story-shape helpers snippet generators need

• Core: Share the program-backed half of a component-meta project

• Core: Skip builder preset in headless loading if non-existing

• Core: Warn when multiple story files collapse onto one componentId

• Docgen server: Resolve arg spreads and identifier references in static snippets

• Harness: Gate the Angular component meta analyzer against Compodoc

• Icons: Add missing @storybook/icons to the toolbar icon map

• Init: Detect TanStack packages in peerdependencies

• Manager API: Add experimental_setFilters batch API

• Manager: Fix sidebar scroll on iOS Safari

• Manager: Toggle the mobile navigation drawer with the sidebar keyboard shortcut

• Manifest Debugger: Stable deep-link anchors for component cards

• Manifest debugger: Show the API description and snippet warnings

• Manifests: Add a warning field to story entries

• Mcp: Support JsDoc annotations in component documentation

• NextJS: Normalize trailing slash in the next/link mock

• Nextjs-Vite: Move vite-plugin-storybook-nextjs into the monorepo

• Nextjs-Vite: Recover from Next.js 16.3 raw config cache

• Nextjs-Vite: Support % in next/font/local declarations

• Nextjs-Vite: Unwrap CJS loadJsConfig on Vite 7

• Nextjs: Replace archived image-size with probe-image-size

• OSA: Review fixes for toolsets, skills, and MCP

• Open Service: Add delegated mode for Open Service transports

• Performance: Halve the tools CLI cold-boot time

• React: Share a TypeScript DocumentRegistry across component-meta projects

• Review: Use correct role for footer

• Search: Add docs headings to search results

• Search: Show docs stories as docs search result item instead of a story-group search result item

• Skills M2b: Rework the core toolsets into their intended shape

• Skills M4: Run addon-mcp and @storybook/mcp on the shared core toolsets

• Skills M5a: CLI: Add the public storybook tools command derived at runtime from the OSA toolsets

• TanStack: Carry lazy route bindings onto cloned routes

• TanStack: Keep Start's document shell out of stories

• TanStack: Select the story leaf by mount path and params

• Tanstack: Use dependency chain for deps optimization

• Telemetry: Track StyleX as a styling package

• Tools: Accept a story ID in docs show-story as an alternative to componentId + storyName

• Tools: Auto-spawn a project-local child host on fidelity failure

• Tools: Default to attach mode, delete MCP proxy

• Tools: Flush remote-command ack before the handler's fan-out starts

• Tools: Implement attached mode in storybook/internal/tools

• Tools: Record the dev server's storybook installation and attach through it

• Tools: Spawn a child host for local mode when cwd differs

• UI: Fix missing whitespace in search result breadcrumb

• Vue3 Vite: Enable Schema Extraction for Vue Component Meta

• Vue3: Support TypeScript enum props in vue-component-meta docgen

• Vue: Add story-docs provider skeleton

• Vue: Allow args to be explictly undefined in story-snippet generation

• Vue: Decouple server side docgen from docgen options

• deprecated

  Vue: Deprecate vue-docgen-api

• Vue: Don't override story-snippet if already provided

• Vue: Fix Component Metadata in Production Builds

• Vue: Fix docgen fidelity gaps

• Vue: Fix docgen slot, exposed-member, and add warning for snippet losses

• Vue: Follow a re-export to the component that declares it

• Vue: Format correctly story snippets

• Vue: Generate Story snippets from docgen payload

• Vue: Inject component import directly in script for story-docs

• Vue: Move vue-component-meta in vue renderer and implement docgen payload builder

• Vue: Provide apiDescription in the manifest

• Vue: Raise the vue-component-meta floor to ^3.3.9

• Vue: Rearchitecture Story snippet generation

• Vue: Resolve docgen per export so a type-only export does not drop a file's prop tables

• Vue: Substitute static arg values in template snippet expressions

• Vue: Support h() render trees and @import overrides for snippets

• Vue: Support story template for snippet generation

• Core: Fetch static open-service snapshots relative to the document

• Core: Pin oxc-resolver to 11.21.2 to keep tsconfig path aliases on solution-style tsconfigs

• security

  Dependencies: Bump Vitest to 4.1.6 (CVE-2026-47428)

• ESLint Plugin: Bundle CSF helpers so the plugin loads without storybook

• React: Preserve discriminated union prop values in metadata extraction

• Addon-Pseudo-States: Fix pseudo-states rewriting for nested functional selectors

• Core: Skip module-graph reverse-index mirror when a patch is a no-op

• Core: Split module-graph into hot revisions and cold index services

• Preview: Fix crash when initialising UrlStore on a docs path

• Pseudo-States: Make stylesheet rewrites WebKit-safe

• TanStack: Keep the layout id when cloning a standalone index file route

• TanStack: Render real link hrefs in the Link mock

• Webpack: Prevent long preview output filenames

• React: Fix RDT tsconfig selection for Vite project references

• Tanstack React: Remove @cloudflare/vite-plugin from the inherited Vite config

• Tanstack: Wait for router to load before rendering

• Angular: Serve ancestor node_modules for addon-vitest in browser mode

• CLI: Update AI setup instructions to msw-storybook-addon v3

• security

  Core: Upgrade ws to fix security advisories

• ReactNative: Telemetry framework detection fix

• SyntaxHighlighter: Fix PrismJS dark mode mismatch

• TanStack: Preserve explicit route ids on pathful clones

• TanStack: Resolve mock redirects through Vite's resolver

• TanStack: Respect routeOverrides component overrides in stories

• TanStack: Fix createServerFn validator mock

• TanStack: Support pathless layout routes (id-only) in story routing

• Tanstack-react: Add missing Hydrate export

• Tanstack-react: Keep JSX-only component references during dead-code elimination

• Vitest: Fix coverage toggle crash on Vite 6 by clearing closed Vitest instance on restart

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

• Addon Docs: Fix Primary and Controls blocks not rendering in custom MDX pages

• Core: Respect !dev tag on MDX docs in sidebar

• React: Add support for resolving subcomponents attached as properties of a parent component

• UI: Prevent docs page scroll reset on HMR re-render

• Angular: Detect model() signal outputs (type inference + compodoc autodocs + runtime binding)

• CLI: Run npx expo install --fix after init for Expo projects

• CLI: Support peerDependencies in framework detection for component libraries

• Next.js: Add useLinkStatus mock to next/link export mock

• Vue3: Specify a specific version for non-dev dependency

AI-assisted setup, change-aware review, and stronger framework support

Storybook 10.4 contains hundreds of fixes and improvements including:

• 🤖 Agentic Setup: New CLI workflow for AI-assisted Storybook setup and onboarding

• 🔍 Change review: Sidebar filtering to highlight new, modified, and related stories based on git changes

• 🧭 Sidebar review tools: Status filtering, URL-persisted filters, and clearer review signals in the sidebar

• ⚛️ TanStack React: New @storybook/tanstack-react framework with routing and server function support

• 🧩 React MCP: Faster, more accurate component docgen powered by the TypeScript Language Server

• 📱 React Native: Zero config RN project initialization

• 🤝 Sharing: Easily publish and share your local Storybook with teammates, powered by Chromatic

List of all updates

• A11y: Add aria-live announcements via @react-aria/live-announcer

• A11y: Improve boolean control contrast in forced colors mode

• Actions: Fix state mutation and keep newest actions when limit reached

• Addon-Docs: Add Reset story button to re-render stories in docs

• Addon-Docs: Avoid rerendering static Source blocks

• Addon-Vitest: Use Vitest's provide-API for injecting values

• Agentic Setup: Add --extensive for an extra prompt

• Agentic Setup: Allow failed stories to persist

• Agentic Setup: Keep sample content if users want onboarding

• Agentic Setup: Rework ai-init-opt-in logic

• Angular: Use Story ID for renderer IDs (including standalone stories)

• Automigration: Move RN on-device addons to deviceAddons

• Builder-Vite: Add onModuleGraphChange method

• CLI: Add automigrate check for 'storybook' package name conflict

• CLI: Add react-vite to tanstack-react automigration

• CLI: Change mock event detection

• CLI: Explicitly tell whether smoke tests passed or failed

• CLI: Fix Next.js Vite automigration corrupting configs already using @storybook/nextjs-vite

• CLI: Fix agentic check

• CLI: Handle minimumReleaseAge conflicts across package managers

• CLI: Improve package incompatibility detection and warning

• CLI: Improve self-healing scoring observability

• CLI: Introduce Agentic Setup workflow

• removed

  CLI: Remove extensive prompt option

• CLI: Streamline Node.js version detection code

• Change-Detection: Set GIT_OPTIONAL_LOCKS=0 to avoid blocking commits

• Cli: Set ai prompt to yes if yes flag for react-vite to tanstack migration

• Code: Fix inline code blocks inside links removing link affordance

• Controls: Add maxPresetColors option to ColorControl

• Core: Add ChangeDetectionService and wire up builder-vite

• Core: Add changeDetection feature flag

• Core: Barrel-aware named import resolution for change detection

• Core: Ensure process termination on SIGINT when telemetry is disabled

• Core: Fix "Open In Editor" support for VSCode

• Core: Fix telemetry not handling canceling of prompts

• Core: Implement Git change detection

• Core: Improve startup performance by deferring change detection initialization

• Core: Normalize file paths in ChangeDetectionService and trace-changed for Windows support

• Core: Quiet change-detection regex warning and swap clear icon

• Core: Rename preview.ts to preview.tsx in generated projects

• Core: Show "new" status on newly added individual stories

• Dependencies: Update vite-plugin-storybook-nextjs to ^3.2.4

• Fix ArgsTable borders not visible in Windows High Contrast Mode

• Add vite-plus vendored libraries version detection

• MDX: Replace @storybook/docs-mdx with inline implementation

• Maintenance: Add assertions outside step incorrectly nested in interactions panel

• Maintenance: Enhance ghost stories internal tests

• Maintenance: Extract getBuilderOptions helper across framewo…

• Maintenance: Extract parseFilterParam shared helper from tags and statuses modules

• Maintenance: Fix self healing payload

• Maintenance: Remove dead-code copy of wrap-getAbsolutePath-utils

• Maintenance: Use errorToErrorLike in boot-test-runner for consistent stack deduplication

• Manager: URL-based tag filter state + filter-aware initial story selection

• Nextjs: Handle node builtin webpack imports

• Onboarding: Fix checklist MDX instructions

• Prompt: Run vitest fewer times, improve play functions

• React-Docgen: Add tsconfig fallback chain and warning for monorepos

• React: Add component metadata extraction via Volar-style LanguageService

• React: Add subcomponents to component manifests

• ReactNative: Add Metro config AST codemod for init

• ReactNative: Add true entrypoint generation

• ReactNative: AppRegistry component name in template

• ReactNative: New init setup

• Security: Makes sure serialize-javascript is at latest version

• Sidebar: Add dual-slot status icons for change detection and test results

• Sidebar: Add status-based filtering with refactored status architecture

• Sidebar: Fix clear filter button not refreshing story list

• Sidebar: Fix clear status button to only clear test statuses

• Sidebar: Show same status icon at story and group level

• Sidebar: Soften change-detection signals + add Review CTA

• StatusValue: Add 'status-value:<new|modified|affected>'

• Svelte: Fix Vite 8 + Vitest breaking rolldown deps scanner

• Tanstack: Add @storybook/tanstack-react package

• Tanstack: Optimize tanstack react-store

• Tanstack: Treeshake top-level unused functions

• Telemetry: Add sidebar filter telemetry for change detection

• Telemetry: Centralize disable logic with module-level flag

• Telemetry: Fix delayed init events

• Telemetry: Refactor init tracking

• UI: Add Share section to onboarding checklist and redesign share tool

• UI: Ensure Controls panel can scroll horizontally for now

• UI: Fix global shortcuts not showing region focus indicator

• UI: Fix mobile navigation when renderLabel returns a React node

• UI: Fix showing and hiding copy prompt in the correct scenarios

• UI: Improve interactions panel accessibility

• Vite: Use vite hook filter for performance improvements

• Vitest: Fix agent detection breaking runs

• Vue3: Clear stale args/globals when nextArgs is empty in updateArgs

• Addon-a11y: Clear status transition timer on unmount to prevent test flake

• Bug: Skip re-processing already transformed config files for CSF factories

• Builder-Vite: Use djb2 hash to prevent variable name collisions in builder-vite

• CLI: Prompt for init crash reports

• CSF4: Fix duplicate preview loading issue in Vitest

• Core: Fix WebSocket connection for StackBlitz/WebContainers

• React-Docgen: Try .tsx fallback when resolving .js ESM imports in docgen resolvers

• React-Vite: Upgrade @joshwooding/vite-plugin-react-docgen-typescript to 0.7.0

Improved developer experience, AI-assisting tools, and broader ecosystem support

Storybook 10.3 contains hundreds of fixes and improvements including:

• 🤖 Storybook MCP: Agentic component dev, docs, and test (Preview release for React)

• ⚡ Vite 8 support

• ▲ Next.js 16.2 support

• 📝 ESLint 10 support

• 〰️ Addon Pseudo-States: Tailwind v4 support

• 🔧 Addon-Vitest: Simplified configuration - no more setup files required

• ♿ Numerous accessibility improvements across the UI

List of all updates - A11y: Add ScrollArea prop focusable for when it has static children - A11y: Ensure popover dialogs have an ARIA label - A11y: Make resize handles for addon panel and sidebar accessible [#33980](https://github.com/storybookjs/storybook/pull/33980) - A11y: Underline MDX links for WCAG SC 1.4.1 compliance - Actions: Add expandLevel parameter to configure tree depth - Actions: Fix HandlerFunction type to support async callback props - Addon-Docs: Add React as optimizeDeps entry - Addon-Docs: Add support for `sourceState: 'none'` to canvas block parameters - Addon-docs: Restore `docs.components` overrides for doc blocks [#34111](https://github.com/storybookjs/storybook/pull/34111) - Addon-Vitest: Add channel API to programmatically trigger test runs - Addon-Vitest: Handle additional vitest config export patterns in postinstall - Addon-Vitest: Make Playwright `--with-deps` platform-aware to avoid `sudo` prompt on Linux [#34121](https://github.com/storybookjs/storybook/pull/34121) - Addon-Vitest: Refactor Vitest setup to eliminate the need for a dedicated setup file - Addon-Vitest: Support Vitest canaries - Angular: Add moduleResolution: bundler to tsconfig - Angular: only load webpack dependencies on demand - Angular: Storybook fails with unknown option silent - Build: Update @types/node - Builder-Vite: Centralize Vite plugins for builder-vite and addon-vitest - Builder-Vite: Fix cold-cache vitest failures for story paths containing glob special characters - Builder-Vite: Use preview annotations as entry points for optimizeDeps - CI: declare explicit permissions for stale and weekly cron workflows - CLI: Add vike CLI metadata - CLI: Avoid hanging of postinstall during init - CLI: Fix onboarding not opening - CLI: Show multiple favicons warning as debug message - Cli: Use npm for registry URL in PNPMProxy to avoid workspace errors - Controls: Allow story argTypes to override control: false from meta - Controls: Fix Object contrast issue and tidy up code - Core: Ensure telemetry is never triggered on initial load of checklist data - Core: Fix event source URL based on refId when multiple iframes share the same origin [#34105](https://github.com/storybookjs/storybook/pull/34105) - Core: Fix false-positive CJS warning when 'exports' appears in strings or comments - Core: Fix handling complex viewport sizes [#33615](https://github.com/storybookjs/storybook/pull/33615) - Core: Fix iframe reference for composed Storybook on a subpath [#34100](https://github.com/storybookjs/storybook/pull/34100) - Core: Fix typos: occured -> occurred, recieves -> receives - Core: Handle BROWSER=none correctly and improve error messages - Core: Ignore empty files when indexing - Core: Register CORS middleware before index.json route - Core: Revert Pull Request #33420 from Maelryn/fix/copy-button-overlap - Core: Zoom tool refinements - Hide reset button when value is initial - Docs: Edit JSON button is now accessible at 320x256 viewport (WCAG 2.1 Reflow test) - Docs: Make CSS ordering in DocsContainer more predictable [#34015](https://github.com/storybookjs/storybook/pull/34015) - ESLint-plugin: Disallow extra properties in eslint plugin rule options - ESLint: bail out config setup if eslint-plugin-storybook is already imported - HMR: Fix race conditions causing stale play functions to fire on re-rendered stories - Maintenance: Revert pull request #33930 HMR events - Maintenance: Use std-env for AI agent detection in telemetry [#34114](https://github.com/storybookjs/storybook/pull/34114) - Manifest: Add docs entries to debugger - Manifest: Rename `experimentalComponentsManifest` → `componentsManifest`, default to `true` [#33974](https://github.com/storybookjs/storybook/pull/33974) - Manifests: Fix Attached MDX causing wrong component entries [#34101](https://github.com/storybookjs/storybook/pull/34101) - Next.js-Vite: Fix failing postcss mutation - Next.js: Move image configuration from FrameworkOptions to parameters [#32639](https://github.com/storybookjs/storybook/pull/32639), thanks @y-hsgw! - Preact: Support inferring props from component types - React Native Web: Fix inconsistent example stories - React: Add react-docgen-typescript to component manifest - Revert "Toolbar: Remove extra toolbar divider when zoom controls not shown" - Test: Fix clearing mocks in Vitest [#34078](https://github.com/storybookjs/storybook/pull/34078) - Test: Update @testing-library/jest-dom - Theming: Export interface declaration for `ThemesGlobals` - Toolbar: Remove extra toolbar divider when zoom controls not shown - UI: Allow direct kb/mouse actions on zoom tool button - UI: Avoid large animation for reduced motion users - UI: Ensure Link without href is keyboard-reachable - UI: Fix `z-index` problem with `popover`s and `modal`s nesting - UI: Fix code/copy buttons overlap with content - UI: Fix Copy button overlapping code in portrait mode - UI: Fix modal text selection - UI: Fix tab navigation after closing addon panel - UI: Handle kb nav edge cases when preview and panel are hidden - UI: Hide addon panel Drag on pages without a panel - UI: Hide manifest tag for now - UI: Make disabled Buttons keyboard-focusable - UI: Make TagsFilter state persistent [#33374](https://github.com/storybookjs/storybook/pull/33374) - UI: Use correct selector for addon panel focus check - UI: Zoom faster when pressing shift - Viewport: Skip viewport validation before parameters load - Vite: Add mock entries to optimizeDeps.entries - Vue3-Vite: Allow paths in docgen tsconfig option [#32310](https://github.com/storybookjs/storybook/pull/32310), thanks @Thomaash!