Basic CORS
origin = https://example.com
Result: CORS headers generated.
CORS Header Generator
Generate Cross-Origin Resource Sharing headers for your API.
Privacy: this tool processes your data entirely in your browser. Nothing you paste or type is sent to the server.
Enter your values and press Calculate — the result appears here.
Worked examples
Frequently asked questions
What is CORS?
CORS controls which websites can access your API from a different domain.
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