The World's Most Advanced
Free Community Software
Dolphin 7 - open-source, downloadable, scalable, customizable, full-featured, independent and free software package for building social networks, dating sites and niche communities. Dolphin is the only "all-in-one" bundle of PHP community scripts, Flash plugins, Adobe AIR and Mobile apps that provide full control, freedom and flexibility. Launch your site, customize it and watch it grow!
От себя - есть все о чем только можно мечтать, проста в построении, группы, встречи, друзья, стена, чаты, подвязка к гуглмапс и все на столько грамотно и красиво...