Kemory Grubb

The GoodReviews plugin displays information about a specific title from Goodreads, including reader reviews. This plugin was developed mainly for authors or booksellers who want to showcase Goodreads information about specific titles on their WordPress sites. You must obtain a Goodreads API developer key in order to use this plugin. You can obain an API key by following the instructions at goodreads.com/api. This plugin was developed by a third party who is not affiliated with Goodreads.
Features:
<ul>
<li>Uses a shortcode to display Goodreads reviews and book information for a specific ISBN or Goodreads.com ID in any page or post.</li>
<li>Returns book information in divs and reviews in an iframe that can be styled manually from the shortcode, via custom CSS, or via a built-in responsive style sheet.</li>
<li>Includes three separate widgets that can be used in place of the shortcode.</li>
<li>Supports WordPress localization (i18n)</li>
<li>Uses WordPress 3.8 and later Dashicons to display average ratings.</li>
</ul>

GoodReviews

Display Goodreads.com reviews for ISBNs or IDs you specify on any page or post.

pkdq

Allows bloggers to be more transparent to their readers by allowing them to notify readers the updations made in their blogs. Just make a note on every updations you want your readers to know notify every time you make any updations to your blogs. In case you missed a word or misspelled you can notify your user.
Very easy to setup and use. Just install the plugin and start to make notes on your blogs.
To setup the number of notifications you want to show :
# Settings->General->Post Revisions Presentation Settings
Here you put the Title to be showed to your readers and the limit of notifications.
Usage :
In the ‘New Post’ page below the content area for post there are two section : 1) Revision Excerpt 2) Revision List
To add a new notification simply write the notification in the ‘Revision Excerpt’ area and hit ‘Update’. The notification will be in the ‘Revision List’ below where the list can be managed.
Features Included :
a) Create and maintain Post Revisions Notifications b) Unlimited Post Revisions Notifications c) Responsive design. d) Ajax Powered. e) Settings to controll the plugin e) Very basic and simple admin section.

WP Post Revisions

Allows bloggers to be more transparent to their readers by allowing them to notify readers the updations made in their blogs.

GoodReviews vs WP Post Revisions