This is a cool web tool that automatically plays trending videos shared on Twitter. It also provides some practical tools such as being able to search for videos based on region and topic or even skip the ones you don't like.
2 - Tweet Topic
Tweet Topic uses a sophisticated system to display what others have been tweeting about with colorful bubbles showing the main tweet topics and Twitter stream on the right.
3 - Twitter Scan
Twitter Scan as its name indicate is a tool that lets you scan what others are sharing on Twitter. Just type in the title of your search and provide the username and you will be able to see tweets on that topic shared by that username.
Snapbird allows you to conduct advanced Twitter searches and lets you find out particular user streams or even search for tweets with your mentions.
5 - You Twit
You Twit allows users to find trending YouTube videos on Twitter. These videos are sorted according to their popularity which is measured by the number of tweets they get.
6 - Zosocial.tv
This is a tool similar to You Twit. It lets you watch trending videos on Facebook and Twitter. It also has a ranking system by which it automatically rates videos by number of times shared. You can also filter videos by categories and many more.
7 - Tweet in Sight
This allows you to : spot the main topics your Twitter contacts are talking about, find about most tweeted #hashtags, and take a look at the URLs your Twitter contacts have shared.