nginx
nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache. The software was created by Igor Sysoev and first publicly released in 2004. A company of the same name was founded in 2011 to provide support and Nginx plus paid software.
what?
i use nginx to config proxy, load balancer, and cache.
i used to build one from source to get some features that default package doesn't have.
i will provide details later.