Traffic Rank PHP or Alexa Ranking Booster PHP is a Free Easy to use script written in PHP which will help you improve your Alexa Ranking. This script uses multiple proxy servers, to create unlimited traffic (visitors) to your website. All you have to do is unzip the distribution package,define the target url (the website which you want to promote) and upload the script on your server.You can choose how many visitors you need,set the referrer url and many other advanced features. This script is free to redistribute.