The purpose of this PSR is to provide a set of common interfaces for HTTP messages as described in RFC 7230 and RFC 7231
PHP

README.md

PSR Http Message

This repository holds all interfaces/classes/traits related to PSR-7.

Note that this is not a HTTP message implementation of its own. It is merely an interface that describes a HTTP message. See the specification for more details.

Usage

We'll certainly need some stuff in here.