@storybook/addon-docs

• 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