Storybook 7.0 - March 2023

The future of UI development

SB7.0 is a full rework of Storybook's core with fast build and next-generation interaction testing.

• 3️⃣ Component Story Format v3 trims boilerplate code and improves ergonomics
• 🛡️ Improved type safety
• 📚 Docs overhaul with MDX2 support and streamlined doc blocks
• 🏗️ Frameworks API for streamlined integrations
  • 🔼 Zero-config NextJS
  • 🇸 Zero-config SvelteKit
• ⚡️ First-class Vite support: Storybook is configured automatically based on your Vite settings, and reduced installation size & startup time.
• Improved interaction testing: stabilized test runner and interactions debugger
• ☂️ Code coverage for interaction tests
• 🎨 UI design refresh: edge-to-edge layout, redrawn icons & refined forms
• 🏛️ Improved stability with Ecosystem CI
• 💯 Hundreds more improvements at every level

7.0 contains hundreds more fixes, features, and tweaks. Browse the changelogs matching 7.0.0-alpha.*, 7.0.0-beta.*, and 7.0.0-rc.* for the full list of changes.

See our Migration guide to upgrade from earlier versions of Storybook.