![Hashtags is now officially supported by Twitter](http://sanziro.com/wp-content/uploads/2009/07/hashtags-is-now-officially-supported-by-twitter.png)
Hashtags in Twitter is a convention by Twitter user to tag topics to tweets. Hashtags is widely used in Twittersphere and is never official until now. Twitter has started giving hashtags the same treatment as @follows by hyperlinking hashtags. The link will bring you to Twitter’s search page for the hashtag. This feature has been available for quite sometime in many third party Twitter clients.