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 Mashup which extracts specific semantic data from Reuters news feeds and other RSS financial news and builds "PersonProfessional" info using Calais Entities (Person, Company, Event). Publishes FOAF data of the above.

WordPress Calais Auto Tagger and Archive Tagger - Dan Grossman has developed a very nice WordPress plugin that automatically tags posts as you write them, and another that does the same for your archived posts. While the Calais tagging results are never going to be 100% on target, this is a great tool for improving the searchability of your historical posts in minutes.

Meet Calais Tagaroo

Tagaroo provides automated tag generation and image location for WordPress bloggers. We like Tagaroo so much that we gave him his own website. If you're a WordPress blogger and would like to integrate Calais functionality directly within your blogging life then hop on over to Tagaroo.