Storybook 10.3 introduces MCP (Model Context Protocol) support for React, enabling AI agents to discover and reuse real components, write stories, and run component and accessibility tests autonomously. The release also includes a major accessibility overhaul fixing hundreds of UI issues, CSF Factories expanded to Vue, Angular, and Web Components, a CLI overhaul, new Viewports and Zoom UI, and ecosystem updates including Vite 8, Next.js 16.2, ESLint 10, and Angular 21 support.
Table of contents
Storybook MCP for ReactAccessibility overhaulCSF FactoriesEcosystem and communityHow to upgrade to Storybook 10.3What’s next?Contributors (10.1-3)29 Impressions