HTTP Header Parser

Convert raw HTTP headers into structured JSON.

Input

Output

What is the HTTP Header Parser?

The HTTP Header Parser converts raw HTTP headers into clean, structured JSON. Developers can paste any header block from browsers, API clients, servers or logs and instantly receive a readable, formatted output. This makes it ideal for debugging, API development, backend engineering and network analysis. The parsing runs fully client‑side, ensuring privacy and instant performance. A simple and effective way to understand and inspect HTTP headers without external tools.