Storybook Docs


Parent: main.js|ts configuration

Type: (config: { [key: string]: string }) => { [key: string]: string }

Defines custom Storybook environment variables.

// Replace your-framework with the framework you are using (e.g., react-webpack5, vue3-vite)
import type { StorybookConfig } from '@storybook/your-framework';
const config: StorybookConfig = {
  framework: '@storybook/your-framework',
  stories: ['../src/**/*.mdx', '../src/**/*.stories.@(js|jsx|mjs|ts|tsx)'],
   * ๐Ÿ‘‡ The `config` argument contains all the other existing environment variables.
   * Either configured in an `.env` file or configured on the command line.
  env: (config) => ({
    EXAMPLE_VAR: 'An environment variable configured in Storybook',
export default config;