www.xpin.org is a website build by YiiFramework (In www.xpin.org/about you can see the Yii sentinel). YiiFramework is the best framework I have seen used before. Hope Yii gon’ get better!
www.xpin.org is mainly for low carbon. It have features like carpool and friendship and group.
In here you can create event, join and create group, share broadcast etc. Hope you can enjoy.
Any suggestions and feedbacks is very appreciate!