CORS Header Builder

Generate CORS configuration for Nginx, Express, Spring Boot, or raw headers.

Allowed Origins

Allow all (*)

Methods

Headers

Allow Credentials

Max-Age (s)

Output

Access-Control-Allow-Origin: https://example.com
Access-Control-Allow-Methods: GET, POST, PUT, DELETE
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Max-Age: 86400