Social networking in a box. Build a social network for your community, based on the power and flexibility of WordPress. BuddyPress is no longer limited to WordPress MU installations. It will now work with both WordPress and WordPress MU 2.9.1 and higher. You’ll get all the features of BuddyPress regardless of which WordPress version you use, the only difference being the tracking of blogs with WordPress MU.

"Become a Fan"

Recent analysis by the media research firm Nielsen asserts that 60 percent of Twitter users do not return from one month to the next. Thus far, Twitter has been considerably better at signing up users than keeping them.

BaristaExchange is the number one community website for baristas, coffee enthusiasts, roasters, farmers and coffee shop owners world wide.

Laconica is a Free and Open Source microblogging platform. It helps people in a community, company or group to exchange short (140 character) messages over the Web. Users can choose which people to "follow" and receive only their friends' or colleagues' status messages. It provides a similar service to sites like Twitter, Jaiku, and Plurk.

Free Desktop Sharing and Remote Control. Establishes connections to any PC all around the world within just a few seconds. You can remote control your partner's PC as if you were sitting right in front of it. Mac and Windows. Free for non-commercial, personal use

Normally when you de-friend someone they may not even notice. Not the case with Whopper Sacrifice. Part of the application makes sure that each of the 10 friends you choose to ditch get a nice note alerting them to the fact that they have been de-friended. Brutal, bold, and frankly, pretty awesome.

Lookup IP, Hide IP, Change IP, Trace IP and more…

Free Desktop Sharing and Remote Control. Establishes connections to any PC all around the world within just a few seconds. You can remote control your partner's PC as if you were sitting right in front of it. Mac and Windows.

BuddyPress will transform a vanilla installation of WordPress MU into a social network platform. BuddyPress is a set of WordPress MU specific plugins, each plugin adding a distinct new feature. BuddyPress contains all the features you’d expect from WordPress but aims to let members socially interact.

Create your own social network, quickly and easily. Elgg allows you to take full advantage of the power of social technology with elegant, flexible solutions for organisations, groups and individuals.

Geni is a private place for your family to build your family tree, preserve your history and share your lives.

One button makes sharing easy. Widget and plugin for sharing to Email, AIM, SMS, Social Networks and Social Bookmarking.

Contact Importer (Address Book Grabber) for Hotmail, Yahoo, Gmail, AOL, MySpace, Facebook, Friendser and more! Address book contact importer scripts and social network scripts.

Remote web site monitoring for free. Online web-based ping: remote ping a server or web site using our network with 26 checkpoints worldwide