<p>Based on the amazing Job by <a title="Nathan's Homepage" href="http://yergler.net/" rel="nofollow ugc">Nathan R. Yergler</a> and his <a href="http://wiki.creativecommons.org/WpLicense" rel="nofollow ugc">WP-Licencse Plugin</a>. This plugin Alows users to assign a Creative Commons license to content on a per post basis (or no license at all)</p>
<p>This plugin was made possible thanks to <a href="http://www.socialbrite.org" rel="nofollow ugc">SocialBrite</a></p>
<p>The license chunk on the posts is wrapped in a DIV with class: wp_license</p>


WP License reloaded

Per post Creative Commons Licensing (Ideal for multiple authours / licenses blogs)

david wolfpaw

<p>This plugin allows you to add a button to your site’s posts which will display terms and licensing for Creative Commons reposting, as well as the title and content of the post for easy sharing. This is useful for sites that want to easily and clearly share their content with others.</p>
<h3>Usage</h3>
<ol>
<li>Install and activate the plugin.</li>
<li>Navigate to the Creative Commons settings page under Settings in the WordPress dashboard.</li>
<li>Edit the terms text andv select the license type that you want to use as a default.</li>
<li>On individual posts, you can select a different license type to use, or set that particular post to not Creative Commons licensed.</li>
</ol>


Creative Commons Post Republisher

I spent an entire afternoon trying different CC plugins, and this one was the ONLY one that did what I wanted. It has a meta box on every post that lets you choose the license for that page. Magic. 

Best I've found so far

This plugin allows you to add a button to your site's posts which will display terms and licensing for Creative Commons reposting, as well as the …

WP License reloaded vs Creative Commons Post Republisher