YouTube is a place to discover, watch, upload and share videos.

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with fr...

Twitter is without a doubt the best way to share and discover what is happening right now.

Prezi is the zooming presentation editor

foursquare

userstyles.org is a collection of styles that puts you in control of the appearance of websites and of Mozilla applications.

Flickr is almost certainly the best online photo management and sharing application in the world. Show off your favorite photos and videos to the worl...

Academia.edu helps academics follow the latest research.

Yatedo is a free people search engine which helps you find and contact anybody throughout the web. Yatedo has developed and continue developing techno...