Starting in 1996, Alexa Internet has been donating their crawl data to the Internet Archive. Flowing in every day, these data are added to the Wayback Machine after an embargo period.
Description - Chipmunk Topsites is a flexible topsite system utilizing PHP4/mysql. You can customize color, turned on options such as admin validation, whether to show buttons or not, time between resets, and much more. It has a gateway page and uses other method to prevent cheating. It also features user reviews and ratings.
Description - This is a free php-script which allows the webmaster to easily setup a top-sites-page
which displays websites of users ordered by rank. The rank is specified by how often other users vote
for the certain site. The users can put a small banner on their homepage so that the visitors can vote for this site.
The script provides anti-cheating functionality.
Description - PHP TopSites is a PHP/MySQL-based customizable TopList script. Main features include: Easy configuration config file; MySQL database backend; unlimited categories, Site rating on incoming votes; Special Rating from Webmaster; anti-cheating gateway; Random link; Lost password function; Webmaster Site-approval; Edit site; ProcessingTime display; Cookies Anti-Cheating; Site Reviews; Linux Cron Free; Frame Protection and much more.
Description - TOPo is a free Top Sites system written in PHP that works without MySQL database.
TOPo is specially designed for web sites hosted in web servers that do not offer MySQL support.
Description - Xtreme Topsites is a popular topsite PHP script for websites. The topsite will count hits/clicks in and hits out and will rank them on total hits so that the site with the most hits will be number 1.