PUBLIC MARKS with tags semantic & extension

Smarter browsing and in-depth research with ClearForest Gnosis. ClearForest Gnosis is the cutting edge of real time semantic processing for the web. By evaluating the pages you read – as you read them – Gnosis immediately locates key information such as people, organizations, companies, products and geographies hidden within the text.

Zotero [zoh-TAIR-oh] is a free, easy-to-use Firefox extension to help you collect, manage, and cite your research sources. It lives right where you do your work — in the web browser itself.

Piggy Bank is an extension to the Firefox web browser that turns it into a “Semantic Web browser”, letting you make use of existing information on the Web in more useful and flexible ways.