Hiroshi Sawai

This Plugin adds <code>Category Archives</code> to Widget. 
Added widget displays Category Archives links on category page. 
Only displays links on category page.

Category Archives

This Widget display Category Archives links on category page.

Kodetop

Create a list with all the posts, grouped by months and years like a tree of contents. This plugin is based on <a href="http://www.geekwithlaptop.com/projects/clean-archives/" title="SRG Clean Archives" rel="nofollow ugc">SRG Clean Archives</a> but modified to be faster and not using additional libraries.
Features
<ul>
<li>Easy install</li>
<li>Clean list of your posts</li>
<li>No additional configuration is required</li>
<li>Easy to use</li>
</ul>
How to Use
<ul>
<li>Create a page called <code>archives</code>.</li>
<li>
On page created to insert the text:
<!–wp_archives–>
</li>
</ul>

WP-Archives

Display your archives with year/month list.

Category Archives vs WP-Archives