This is a free open source ehow, Vkontake clone script that helps create social networking websites that lets people connect and interact with other people of same interests.
Create your own photo blog style website just Fotolog for free. Get Fotolog clone script here. This is a free open source photo blog that can handle lots of traffic.
This is a free PHP/MySQL based website that will help you create your music sharing website instantly.
This is a free Dmoz clone website that comes with a bidding system. The users are allowed to improve the ranks by paying for a bid and they can also sort the lists in an alphabetical order.
This is a free open source script for anyone who wants to create their own Wikipedia site. If you want to create a site similar to Wikipedia then MediaWiki is the best choice for creating a Wikipedia site for free. Many people are using this successfully.
Get a free easy to use and install Google Adwords, adsense and buysellsads.com clone script that will help you create your own advertising server. The free installation and support makes this one of the most wanted ad campaign and ad generating system. Create yours now!
This site not only helps you create a professionally made classified website but also helps you do the marketing by providing you with SEO friendly links, a proper user management control, clean script and other features of a professional site.
This is a free and open source Gumtree, Craiglist, OLX, Quikr and Backpage clone script that will allow you to create your own classified ads site in very little time. Best thing is that its free!
This is a free open source cloud storage and file syncing solution. Either host the cloud storage at your own server or use the one provided by Github or Gitorious to create your own cloud storage service easily and for free.