A web proxy script written in PHP and built as an alternative to Glype.
A simple HTTP proxy to work around CORS limitations
HTTP proxy written in PHP based on workerman.
Web Proxy Application built on php-proxy library ready to be installed on your server
A PHP proxy script with https and post support
PHP Proxy html2canvas
PHP proxy and extensible web interface forwarding standard HKP requests to a local or remote SKS OpenPGP Keyserver.