Log HTTP requests, headers and session data in Laravel
A Psr7-ish, Guzzle-ish, modern-ish set of request/response classes for WordPress
Mock HTTP requests on the server side in your PHP unit tests
The sabre/http library provides utilities for dealing with http requests and responses.
Log HTTP requests in Laravel applications
Common HTTP Client implementations and tools for HTTPlug
HTTPlug, the HTTP client abstraction for PHP
Event-driven, streaming HTTP client and server implementation for ReactPHP.
Enable debugging (XDebug) when using http requests (wp_remote_post) in WordPress