Squid Proxy - Website Content Acceleration and Distribution. Thousands of web-sites around the Internet use Squid to drastically increase their content delivery. Squid can reduce your server load and improve delivery speeds to clients.
YogaDNS - YogaDNS automatically intercepts DNS requests at the system level and allows you to process them...
CCProxy - Want to share Internet connection? Get every computer online through a single Internet connection?
dnsmasq - Dnsmasq is a lightweight, easy to configure DNS forwarder and DHCP server.
3proxy - 3proxy freeware proxy server for Windows and Unix. HTTP, SOCKS, FTP, POP3
Polipo - A small and fast caching web proxy (a web cache, an HTTP proxy, a proxy server).