iNexi

This slider is easy to use, but powerful. It is designed to be responsive, and works perfectly with mobile devices. It can be automatically displayed on posts and pages, inserted by shortcode or PHP. The slides are pulled on each post from the attached images (gallery).
<h4>Features</h4>
<ul>
<li>Automatically display slider for every post and/or page</li>
<li>Slides are created from images attached to the post/page it is displayed on (WordPress Gallery)</li>
<li>Responsive slider performs the same on every platform (desktop or mobile)</li>
<li>Fade or slide effects</li>
<li>Navigation with buttons, “dots”, keyboard, scroll-wheel, automatic timer</li>
<li>Show titles and descriptions with an overlay</li>
<li>Link individual slides to any URL</li>
<li>Show a “zoom” button to integrate with a Lightbox plugin</li>
<li>Many options available through an easy to use admin interface</li>
</ul>
Please visit my homepage to submit bug reports and feature requests.
Plugin Homepage: <a href="http://inexi.com/wordpress" title="iNexi: WordPress Plugins" rel="nofollow ugc">iNexi.com</a>

Easy Gallery Slider

Responsive slider uses the images attached to a post or page. Simple to customize and configure.

Willy Bahuaud

This plugin add a metabox which allox to upload and link multiple images to one post. 
Pictures are linked by the way of meta_value (and attachments ID). They can be reordered using drag and drop.
Number of allowed pictures and concerned post types can be overited using hooks.
Plugin includes many functions to retrieve linked pictures. 
For more information on using the plugin, refer to the section <a href="/extend/plugins/multi-image-metabox/other_notes/" rel="nofollow ugc">“Other Notes”</a>.
<h3>Set concerned post types</h3>
Paste this into your theme’s functions.php file :
 
<h3>Set allowed number of picts</h3>
Paste this into your theme’s functions.php file : 
 ‘_image1’, 
 ‘image2’ => ‘_image2’, 
 ); 
 return $picts; 
 } 
 ?>
<h4>Set allowed number of picts, depending to the post_type</h4>
Paste this into your theme’s functions.php file : 
 add_filter(‘list_images’,’my_list_images’,10,2); 
 function my_list_images($list_images, $cpt){ 
 global $typenow; 
 if($typenow == “my_custom_post_type” || $cpt == “my_custom_post_type”) 
 $picts = array( 
 ‘image1’ => ‘_image1’, 
 ‘image2’ => ‘_image2’, 
 ‘image3’ => ‘_image3’, 
 ); 
 else 
 $picts = array( 
 ‘image1’ => ‘_image1’, 
 ‘image2’ => ‘_image2’, 
 ‘image3’ => ‘_image3’, 
 ‘image4’ => ‘_image4’, 
 ‘image5’ => ‘_image5’, 
 ‘image6’ => ‘_image6’, 
 ‘image7’ => ‘_image7’, 
 ‘image8’ => ‘_image8’, 
 ); 
 return $picts; 
 }
<h3>get_images_ids()</h3>
This function have to be used into a template file, or any function. 
It return an array of the linked attachments’s ID.
It take two arguments whose are :
<ol>
<li>include the thumbnail ? (boolean) if true include the thumbnail in the returned datas</li>
<li>
ID (integer) for targeting images linked to a specific post
 45, 
 ‘image1’ => 5, 
 ‘image2’ => 6, 
 ‘image3’ => 12, 
 ‘image6’ => 20, 
 ‘image7’ => 15 
);
//Empty pictures ar not returned
?>
<h3>get_images_src()</h3>
This function have to be used into a template file, or any function. 
It return an array of URIs and dimension for the linked attachments’s, by order.
</li>
</ol>
It take three agruments whose are :
<ol>
<li>size (string) the size to return</li>
<li>include the thumbnail ? (boolean) if true include the thumbnail in the returned datas</li>
<li>
ID (integer) for targeting images linked to a specific post
 array( 
 [0] => ‘http://url_of_the_medium_pict.jpg’, 
 [1] => 340, 
 [2] => 200, 
 [3] => false //I’ve no idea what is it… 
 ), 
 ‘image2’ => array( 
 [0] => ‘http://url_of_the_medium_second_pict.jpg’, 
 [1] => 340, 
 [2] => 200, 
 [3] => false //I’ve no idea what is it… 
 ) 
);
?>
<h3>get_multi_images_src()</h3>
Same as get_image_src(), but return two sizes for all the pictures.
</li>
</ol>
It take for agruments whose are :
<ol>
<li>size (string) the size to return</li>
<li>size2 (string) another size to return</li>
<li>include the thumbnail ? (boolean) if true include the thumbnail in the returned datas</li>
<li>
ID (integer) for targeting images linked to a specific post
 array( 
 [0] => array( 
 [0] => ‘http://url_of_the_medium_pict.jpg’, 
 [1] => 340, 
 [2] => 200, 
 [3] => false //I’ve no idea what is it… 
 ), 
 [1] => array( 
 [0] => ‘http://url_of_the_full_pict.jpg’, 
 [1] => 1020, 
 [2] => 600, 
 [3] => false //I’ve no idea what is it… 
 ), 
 ), 
 ‘image2’ => array( 
 [0] => array( 
 [0] => ‘http://url_of_the_medium_second_pict.jpg’, 
 [1] => 340, 
 [2] => 200, 
 [3] => false //I’ve no idea what is it… 
 ), 
 [1] => array( 
 [0] => ‘http://url_of_the_second_full_pict.jpg’, 
 [1] => 1020, 
 [2] => 600, 
 [3] => false //I’ve no idea what is it… 
 ) 
 ) 
); 
//Empty pictures ar not returned
?></li>
</ol>

Multi Image Metabox

Add a multi-image metabox to your posts, pages and custom post types

Easy Gallery Slider vs Multi Image Metabox