Reactions
Do more than just "like", let your users react to posts in your community. Set up which reactions best fit your forum. Sad, love, cheers, truth, custom emojis, custom icons, you name it. This idea was popularized by Facebook and an integration your forum users will really love.

Administrator Features
Support for emojis, icons, and images
Add an unlimited amount of reactions and reaction types
View smooth looking animation by clicking on the trigger icon which shows all the ratings
Receive various reactions by default and options to import popular reaction types
Customize use by controlling which user groups can and cannot use reactions
Allow/disable reactions in different categories or forums
Enable/disable any reactions you want to use or not use
Choose if the reactions should send alerts or not
Allow your reactions to be published to the news feed
Prevent users from removing their reactions
Choose how many days each reaction can be used
Include a high resolution, retina image to replace the original image
Choose from many different styling types: Image, Text/Emoji, CSS class, and HTML/CSS
Configure Reactions trigger (default is heart icon) to any custom icon
Choose the global size of reactions when displaying in more condensed areas like alerts and the news feed
Choose the maximum number of reactions before it condenses them to save space
Choose the reaction divider
Enable or disable postbit integration
Edit how post ratings are displayed and viewed:
Shows a list of available reactions for the user to choose from
Allows users to remove individual reactions when multiple reactions per content is enabled
The reaction list shows a tabbed menu, including all reactions, and then sorted by reaction type
The reaction list displays the overall reactions to that specific content sorted by reaction type
Postbit displays the overall reactions the user has received sorted by reaction type
Choose what order the reaction type will appear in for the user
Define the color of the reaction type
Make reactions positive, negative, or neutral reaction types or create a custom reaction type
Import from Post Ratings after upgrading from XenForo 1.X!
Improve use on small screens or with a large number of reactions with pagination support
User criteria support for user promotions
Create database columns automatically for add-on content types (XFRM, XFMG, etc) when the add-on is installed
Rebuild your user reaction count and add-on columns if you have them installed after reactions is installed
Support for the XenForo Resource Manager and XenForo Media Gallery
Show user reactions above/below the postbit
Show reactions as numbers instead of a bar
User Features
React to posts with preset emojis, icons, and images
Responsive design with hover triggering for desktop and long press support for mobile devices
View how many reactions a user has used on their member card and click further to see which reactions were used
View the reaction count on member widgets which allow you to view the list of reactions for that user​