Releases · storybookjs/storybook

8.6.0

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
🚨 Key security fixes for Vite and ESbuild
💯 Hundreds more improvements

List of all updates

Addon A11y: Introduce parameters.a11y.test - #30516, thanks @valentinpalkovic!
Addon-A11y: Fix preset loading when loaded via getAbsolutePath - #30563, thanks @valentinpalkovic!
Addon-Docs: Change URL hash when TOC item is clicked, and fix TOC loading bugs - #30130, thanks @Sidnioulz!
Addon-docs: Consider custom code snippet in story code panel and update styles - #30179, thanks @larsrickert!
Addon-Test: Add telemetry data for Focused Tests - #30568, thanks @JReinhold!
Addon-Test: Fix config and watch mode inconsistencies - #30491, thanks @JReinhold!
Addon-Test: Fix console error in build mode - #30625, thanks @JReinhold!
Addon-Test: Make sure that only one global portable story config is ever loaded - #30582, thanks @kasperpeulen!
Angular: Fix accent character issue - #30276, thanks @valentinpalkovic!
Angular: Support experimental zoneless mode - #28657, thanks @anedomansky!
Angular: Support v19.2 when @angular/animations is not installed - #30611, thanks @valentinpalkovic!
Builder-Vite: Fix resolve id warning - #30511, thanks @valentinpalkovic!
Builder-Vite: Fix runtime and iframe 404 on first load - #30567, thanks @valentinpalkovic!
Bun: Add support for text lock file - #30160, thanks @Arctomachine!
Cleanup: Remove unused constants in viewport addon - #30479, thanks @Guria!
CLI: Don't initially select Documentation and Testing features - #30599, thanks @ghengeveld!
CLI: Fix peer dep issues for npm users during upgrade - #30616, thanks @valentinpalkovic!
CLI: Fix printing of selected features - #30605, thanks @ghengeveld!
CLI: Make telemetry data an object - #30581, thanks @ndelangen!
CLI: Prompt users for RN vs RNW on init - #30635, thanks @shilman!
CLI: Reimplement features prompt logic to handle --yes and fix --features - #30534, thanks @ghengeveld!
CLI: Remove Storybook dependencies before adding re-adding them - #30600, thanks @valentinpalkovic!
CLI: Use correct storybook internals import in automigration - #30290, thanks @yannbf!
Codemod: Always get real path of files - #30650, thanks @yannbf!
Codemod: Handle addon essentials differently in csf factories - #30649, thanks @yannbf!
Codemod: Migrate meta.args to meta.input.args in csf factories - #30641, thanks @yannbf!
Codemod: Use real path from symbolic links - #30642, thanks @yannbf!
Core: Add UniversalStore API to sync state/events between multiple environments - #30445, thanks @JReinhold!
Core: Add connection timeout notification - #30288, thanks @valentinpalkovic!
Core: Allow empty render functions in CSF factories - #30565, thanks @kasperpeulen!
Core: Always place cache dir inside node_modules - #30643, thanks @ndelangen!
Core: Don't set process.env.NODE_ENV and process.env.DEV - #30651, thanks @valentinpalkovic!
Core: Fix addon essentials preview preset - #30647, thanks @yannbf!
Core: Fix extracting import path when it's not a core addon - #30640, thanks @yannbf!
Core: Fix invalid Websocket termination - #30408, thanks @valentinpalkovic!
Core: Fix statically serving single files and multiple dirs on the same endpoint - #30467, thanks @JReinhold!
Core: Fix undeclared internal dependencies - #30566, thanks @kasperpeulen!
Core: Improve type compatibility with React 19 - #30031, thanks @mrginglymus!
Core: Move CSF to monorepo - #30488, thanks @kasperpeulen!
Csf Tools: Allow ConfigFile to create more import syntaxes - #30204, thanks @yannbf!
CSF: Add support for CSF factories - #30197, thanks @kasperpeulen!
Essentials: Fix addon-essentials not working when used with getAbsolutePath - #30557, thanks @JReinhold!
Manager: Escape single quotes in dynamic import paths in wrapManagerEntries function - #30278, thanks @valentinpalkovic!
Manager: Fix escaping of single quotes in dynamic import paths - #30278, thanks @valentinpalkovic!
Manager: Fix panel reactivity - #30638, thanks @valentinpalkovic!
React: Fix incorrect import in preview.ts - #30542, thanks @mrginglymus!
Svelte: Fix conflicting variable names and support for +page.svelte files - #30369, thanks @xeho91!
Test addon: Only update vitest.config.ts with workspaces, otherwise create vitest.workspace.ts - #30583, thanks @ghengeveld!