HTTP Header Parser
Parse pasted HTTP headers while retaining repeated fields.
Processing stays in your browser. This parses supplied text locally. It does not make a request, validate header policy, or automatically combine fields such as Set-Cookie.
How to use the http header parser
Parse pasted HTTP headers while retaining repeated fields. Complete the http headers fields above, or upload a UTF-8 text file for the first field. Choose Run tool, review the output, then copy or download the result.
Example
Two Set-Cookie lines become two values in the same header array.
Good to know
This parses supplied text locally. It does not make a request, validate header policy, or automatically combine fields such as Set-Cookie.