memcached + integrated proxy + more
mitmproxy is an SSL-capable man-in-the-middle HTTP proxy. It provides a console interface that allows traffic flows to be inspected and edited on the fly.
mitmproxy is an interactive, SSL-capable man-in-the-middle proxy for HTTP with a console interface.
nginx [engine x] is a HTTP server and mail proxy server
A rendezvous proxy broadcaster allowing advertising of services for other machines that do not support multicasting their configuration information.