Current candidates; - https://github.com/php-curl-class/php-curl-class - https://github.com/guzzle/guzzle - https://github.com/yiisoft/yii2-httpclient - https://github.com/kriswallsmith/Buzz - https://github.com/rmccue/Requests - https://github.com/php-http/httplug - https://github.com/Kong/unirest-php Must be; - [x] Fast - [x] Secure - [x] Little overhead - [x] Verbose - [x] Preverably a cURL wrapper, but a manual TCP client implimentation would be fine as long as other checks are passed