Want to build your own social network? Need a free social networking site script? Get BuddyPress, a WordPress plugin that will let you build your own social network on WordPress platform. BuddyPress provides all the standard features of a social network. It will let users register on your site and start creating profiles, posting messages, making connections, creating and interacting in groups and much more. BuddyPress WordPress plugin provides a range of features that work right out of the box. But, you can also easily turn off the features you don’t want with a click of a button.
To use BuddyPress, first you need install WordPress. Once your WordPress installation is complete, login to your dashboard and install BuddyPress using the built in WordPress plugin installer. You can also manually install it by uploading the BuddyPress package to your "wp-content/plugins" folder. Then activate BuddyPress in the "Plugins" admin panel and enable permalink support from the "Settings > Permalinks" menu in your WordPress admin area. Your social network is almost ready! Now get a BuddyPress compatible theme and activate it from the "Appearance > Themes" menu in your WordPress admin area.
BuddyPress is available in more than 20 languages. Latest version of BuddyPress requires WordPress Version 3.0 or higher. Download it from here.