CORS Header Generator
Generate Cross-Origin Resource Sharing (CORS) headers for your API
Result
CORS Configuration
Access-Control-Allow-Origin: *
Access-Control-Allow-Methods: GET, POST, PUT, DELETE
Access-Control-Allow-Headers: Content-Type, Authorization
Access-Control-Max-Age: 86400Format
Headers
WarningsNote: Wildcard origin allows any domain - consider restricting in production
About This Tool
The CORS Header Generator helps developers create Cross-Origin Resource Sharing (CORS) headers for web applications. It’s designed to simplify the process of setting up cross-origin requests between different domains.
Enter your origin URLs and select the HTTP methods you want to allow, such as GET or POST. The tool will generate the necessary Access-Control-Allow-Origin and other CORS headers.
This browser-based utility is ideal for quick testing and development without needing a user account or data submission.