migrating-from-v3
Migrating from v3 to v4
Purpose
Migrate existing Tailwind CSS v3 projects to v4's CSS-first configuration, updated utilities, and modern color system.
Automated Migration Tool
Tailwind provides an automated upgrade tool:
npx @tailwindcss/upgrade@next
Requirements:
- Node.js 20 or higher
- Run in a new git branch
- Review all changes manually
- Test thoroughly
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