The veeeb semantic editor wordpress plugin is a admin plugin which extends the "Add/Edit post" page with a new semantic editor.

It analyzes your text while writing via opencalais and helps you search for related content in different channels like flickr, youtube and gettyimages. (More to come) You can add found images and videos with a simple drag and drop into your article.

You do not have to look up the relevant keywords in your text. They are found for you. By just clicking you search for related images or videos in different channels. With veeeb you save a lot of time while writing your article.
 
check out: http://www.veeeb.com

A plugin for Umbraco CMS that uses Open Calais to suggest tags for content.

Gnosis is a FireFox or Internet Explorer plugin that automatically identifies people, company, places, etc., on web pages as you browse, and allows you to launch various searches based on the type of entity identified (a location, a company, a person, etc.).

Access the Firefox2 extension with the link below. The Firefox3 or Internet Explorer versions are available on our Tools page.