https://packagist.org/packages/mjelamanov/psr18-guzzle
mjelamanov/psr18-guzzle - Packagist.org
A PSR-18 adapter for guzzle 6 client
guzzlepackagist
https://packagist.org/packages/mjelamanov/psr17-httplug
mjelamanov/psr17-httplug - Packagist.org
A PSR-17 adapter for httplug's message factory
packagist