HTTP Header Parser

Parse raw HTTP headers into key/value pairs.

Raw headers

Parsed output (JSON)

Parsed headers will appear here.

What is HTTP Header Parser?

Turns pasted HTTP headers into a structured object. Duplicate headers are stored as arrays.

Content-Type: application/json
Set-Cookie: a=1
Set-Cookie: b=2

1. Paste raw headers (one per line).

2. Parsed output updates automatically.

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