CodeAndReload

Allows admins other users with a specially-defined user-capability to define a custom menu on the admin-bar of his or her favorite shortcuts.
<h3>Support</h3>
Technical support for this plugin will be provided via the WordPress plugin forum. Additional support may be 
available at <a href="http://www.codeandreload.com/wp-plugins/admin-bookmarks/" title="Admin Bookmarks at Code
and Reload">plugin’s homepage</a>.

Custom Admin-Bar Favorites

Allows admins other users with a specially-defined user-capability to define a custom menu on the admin-bar of his or her favorite shortcuts.

seobiz

Plugin adds a widget that allows to display anounces of selected posts in a special blocks in the sidebar. Supports the display of thumbnails, custom fields, your own styles. Styles may be configured through a separate CSS file.
Widget options:
<ul>
<li>Category ID (the desired category ID)</li>
<li>Number of anounces (number of displaying anounces)</li>
<li>Number of chars (number of chars in one anounce)</li>
<li>With custom field (only for anounces with custom fields)</li>
<li>Special style</li>
<li>Show category (displaying or not the name of category)</li>
<li>Show thumbnail</li>
</ul>
To insert thumbnail in a block with the announcement, 
just add the appropriate post field ‘favpostimg’ (lowercase, without quotes) 
and set full path (URL) to image.
If you want display only favorites posts that you want, 
then add in the appropriate post any custom field with any value 
(value of custom field must be not empty) and set this field in widget options. 
In this case categories do not matter.
Add to sidebar so many widgets as you like and displaying through each 
widget only selected posts with appropriate custom fields.
If nothing set in widget options, then default settings is category 1, 
number of anounces 3, number of chars in each anounce 300.
For make your own style of special anounces blocks use css file ‘/favposts/favposts.css’.
List of css classes that you can change:
<ul>
<li>cat-design – style displaying of category</li>
<li>cat-nodesign – displaying category without special style</li>
<li>fav-title – style titles of posts</li>
<li>favblok-design – style displaying of anounce</li>
<li>favblok-nodesign – style displaying without special style</li>
<li>favimg – style displaying thumbnails in anounces</li>
</ul>

Favorites Posts

Plugin adds a widget that allows to display anounces of posts in a blocks in the sidebar. Supports thumbnails, custom fields, your own styles.

Custom Admin-Bar Favorites vs Favorites Posts