storybook

The 8.6 release focuses on Storybook Test, which brings realtime component, accessibility, and visual UI tests to your favorite component workshop.

Here’s what’s new:

• 🎁 Storybook Test installer for out-of-the-box tests in new projects

• 🦾 Accessibility “todo” workflow to systematically fix a11y violations

• 🗜️ 80% smaller create-storybook package for much faster installs

• 🧪 Dozens of Test fixes based on user feedback

• 📕 Docs fixes for table of contents, code snippets, and more

• security

  🚨 Key security fixes for Vite and ESbuild

• 💯 Hundreds more improvements

List of all updates

• Addon A11y: Introduce parameters.a11y.test

• Addon-A11y: Fix preset loading when loaded via getAbsolutePath

• Addon-Docs: Change URL hash when TOC item is clicked, and fix TOC loading bugs

• Addon-docs: Consider custom code snippet in story code panel and update styles

• Addon-Test: Add telemetry data for Focused Tests

• Addon-Test: Fix config and watch mode inconsistencies

• Addon-Test: Fix console error in build mode

• Addon-Test: Make sure that only one global portable story config is ever loaded

• Angular: Fix accent character issue

• Angular: Support experimental zoneless mode

• Angular: Support v19.2 when @angular/animations is not installed

• Builder-Vite: Fix resolve id warning

• Builder-Vite: Fix runtime and iframe 404 on first load

• Bun: Add support for text lock file

• Cleanup: Remove unused constants in viewport addon

• CLI: Don't initially select Documentation and Testing features

• CLI: Fix peer dep issues for npm users during upgrade

• CLI: Fix printing of selected features

• CLI: Make telemetry data an object

• CLI: Prompt users for RN vs RNW on init

• CLI: Reimplement features prompt logic to handle --yes and fix --features

• CLI: Remove Storybook dependencies before adding re-adding them

• CLI: Use correct storybook internals import in automigration

• Codemod: Always get real path of files

• Codemod: Handle addon essentials differently in csf factories

• Codemod: Migrate meta.args to meta.input.args in csf factories

• Codemod: Use real path from symbolic links

• Core: Add UniversalStore API to sync state/events between multiple environments

• Core: Add connection timeout notification

• Core: Allow empty render functions in CSF factories

• Core: Always place cache dir inside node_modules

• Core: Don't set process.env.NODE_ENV and process.env.DEV

• Core: Fix addon essentials preview preset

• Core: Fix extracting import path when it's not a core addon

• Core: Fix invalid Websocket termination

• Core: Fix statically serving single files and multiple dirs on the same endpoint

• Core: Fix undeclared internal dependencies

• Core: Improve type compatibility with React 19

• Core: Move CSF to monorepo

• Csf Tools: Allow ConfigFile to create more import syntaxes

• CSF: Add support for CSF factories

• Essentials: Fix addon-essentials not working when used with getAbsolutePath

• Manager: Escape single quotes in dynamic import paths in wrapManagerEntries function

• Manager: Fix escaping of single quotes in dynamic import paths

• Manager: Fix panel reactivity

• React: Fix incorrect import in preview.ts

• Svelte: Fix conflicting variable names and support for +page.svelte files

• Test addon: Only update vitest.config.ts with workspaces, otherwise create vitest.workspace.ts