PHProxy script is one of the best proxy scripts and is used by many sites, although the development has stopped. The demo site is setup at: http://phproxy.yap365.com (external link)

To install PHProxy, there are three steps:

1. Download the script from SourceForge? or TheProxyGuide?;
2. Edit index.php and index.inc.php;
3. Upload 3 files and done.

In the coming tutorials (part II and part III), customization and security configurations will be illustrated.