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.
3proxy - 3proxy freeware proxy server for Windows and Unix. HTTP, SOCKS, FTP, POP3
CCProxy - Want to share Internet connection? Get every computer online through a single Internet connection?
Nebula Genomics - Contribute to medical breakthroughs and get rewarded
Hey Press - Hey Press is a searchable media database. Find the most relevant journalist.
Apache Traffic Server - Fast, scalable and extensible HTTP/S 2 and 1.1 compliant caching proxy server.