shawfactor

LH Taxonomy Pinned Posts allows you to mark a post to be displayed – or stuck – to the top of each archive page for the specified taxonomy. By default this functionality applies to category archives but this can be filtered to be used on any public taxonomy archive, see faq below
LH Taxonomy Pinned Posts…
<ul>
<li>Allows you to select which pinned post is stucked to the top of each archive</li>
<li>Will display the pinned post on the top of the first page of the archive just like built-in sticky posts</li>
<li>Will only allow you to stick a single post per taxonomy</li>
<li>Adds a class attribute which you can style the sticky post</li>
</ul>
To set up this functionality check the faq

LH Taxonomy Pinned Posts

Mark a custom post type to be placed at the top of a specified taxonomy archive. It's like a sticky post specifically for that archive.

sam_benne

IE Pinned adds the basic pinnable feature to your blog. What this does is allow users of IE9, when your site is pinned to the taskbar, be able to view your latest posts and pin them to be there all the time.
It will also allow you to have your categories and menu on there.

IE Pinned

This plugin allows you to make your blog pinnable in IE9.

LH Taxonomy Pinned Posts vs IE Pinned