CommentSentiment is a free Chrome add-on developed by Caleb Phillips. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. This program aims to provide users with a visual representation of the sentiment of a post by displaying it in color based on the comments.

With CommentSentiment, users can easily gauge the overall sentiment of a post without having to read through every comment. The program analyzes the comments and assigns a color to the post based on the sentiment expressed. This allows users to quickly identify whether a post is positive, negative, or neutral.

The simplicity and accessibility of CommentSentiment make it a useful tool for anyone who wants to quickly understand the sentiment of a post. Whether you're a social media manager, a content creator, or simply a curious individual, this add-on can save you time and effort by providing a visual representation of sentiment.