Kudos
Brings Kudos, an unobtrusive alternative to Facebook's like, to your WordPress blog.
Plugin Tag: like
Like And Who Likes
Adds the 'Like' button and 'Who Likes' list for WordPress, BuddyPress and BBPress.
I like
Beautiful like and dislike buttons on each post, display total likes and dislikes of our…
VD Likes
vd likes is a like or unlike to perticular post ,page or anything!
Gp post Like
Allow user add post like button above or below post content.
flexo-social-gallery
Gallery fully integrated in facebook with like and comments for each picture
Engaging Buttons
Easily add research-based, engaging buttons (such as "Respect" or "Important") to your site.
MRZ Social
Just another social icons plugin, but with funky likes, followers, +1 counter and childishly simple…
WooCommerce Like Counter
This is a woocommerce addon which helps to put like and dislike
Pro Like Button
Adds buttons to posts with the ability to sort them.
BP Favorite Plus
This plugin allows you to show user avatars below activity who liked that activity before
WP Love It
Add a simple "Love It" button to post
Post Like
Post like is a simple ajax based post like/unlike plugin that help your visitors to…
Most Liked Posts
Wordpress widget displaying list of posts ordered by number of Facebook likes.
Post Like Dislike
Here is 2 type of voting system Anonymous vote and Registered vote on post .
BAW Like Unlike
Add boutons for "Like" or "Unlike" (can be set up) your posts and pages.
CasePress UpVote
CasePress UpVote – posts and comments rating system.
Topic Like Button for bbPress
Defines two functions: bbp_topic_like_button() and get_bbp_topic_like_button(). Use these in your bbPress topic template file to…
Gravatar Like
A Wordpress.com Like plugin for self hosted wordpress sites
tinyRatings
Plain and simple ratings plugin. Rate anything.