Diana K. Cury

List post from a specific category with options like date format, link text, order and more. Locus is a very simple plugin for display content in diferrent ways:
<ul>
<li>Display a single post, page or any available post type.</li>
<li>Display full content or the excerpt, or both!</li>
<li>Category descriptions are visible by default, if any.</li>
<li>Configure date format, link text or hide them all.</li>
<li>Use styles for every block, (refer the stylesheet in <code>locus/control/locus-style.css</code>)</li>
<li>Set display post orders, such random, by date, by author, comment count (popularity) etc</li>
<li>Display thumbnails, if available</li>
<li>Easy to use: you don’t have to learn to use it</li>
<li>Settings per widget, so you can have different widgets.</li>
</ul>

Locus

Locus allows you display any post, page or post type in widgetized areas of you site.

Ron Zvagelsky

Monthly grid view calendar widget highlighting archived and/or future posts.
Additional Features:
<ul>
<li>Popup details for each date with posts</li>
<li>Optional details include post author and comment count.</li>
<li>Ability to show posts by post type, category, specific taxonomy and/or term</li>
</ul>
<a href="http://presshive.com/plugins/wordpress-blog-post-calendar-plugin" rel="nofollow ugc">For more information or to request additional features, please visit the plugin page</a>

Blog Post Calendar Widget

The Blog Posts Calendar Widget allows you to display your archived or future posts in a calendar as a sidebar widget.

Locus vs Blog Post Calendar Widget