flexostudio

Choose from which category and how many posts you want to show, as is shown 
name and picture of the contents of this publication.
<h3>How to use</h3>
<ol>
<li>From the Administration -> settings go to post manager options enter data, generate code copy and paste the desired place in post</li>
<li>FlexoPostManager::category_post($_args); where $ _args is an array of type 
$args = array( 
 ‘category’ => ‘pictures’, 
 ‘count’ => 5, 
 ‘h_num’ => 3, 
 ‘master_class’ => ‘post-preview’, 
 ‘return’ => false, 
 ‘title_first’ => true, 
 ‘template_func’ => ‘format_post_as_picture’, 
 ‘order_by_postmeta’ => array( 
 ‘key’ => ‘fb_score’, 
 ‘order’ => ‘DESC’ 
 ), 
); 
you can put this wherever you want in header, in sidebar …..</li>
</ol>

flexo-posts-manager

shows your chosen number of publications in the selected category

Shellbot

Posts by Category lets you display a list of posts pulled from a particular category or tag, and optionally 
group them by year, month or first letter of the post title.
Current features include:
<ul>
<li>Set a title to be displayed above list of posts</li>
<li>Shortcode allows post list to be inserted anywhere</li>
<li>Limit how many posts should be displayed</li>
<li>Group posts by year, month or first letter</li>
</ul>
Usage
To display the list of posts, add the following shortcode to your post or page.
Default settings:
<pre><code>[sb_category_posts]
</code></pre>
Custom settings:
<pre><code>[sb_category_posts show="10" cat="3" group_by="year"]
</code></pre>
For full list of parameters see <a href="http://codebyshellbot.com/wordpress-plugins/posts-by-category/" title="Posts by Category" rel="nofollow ugc">the plugin release page</a>

Posts by Category

Display a list of posts from a specific category or tag.

flexo-posts-manager vs Posts by Category