Vicomi comments is a free comment platform with a new cool, stylish graphic interface that replaces your default WordPress comment system.
WHAT'S YOUR REACTION? With Feelback Reactions your audience can express how they are feeling about your content.
Vuukle is a free comments plugin that acts as an analytics tool, we have many plugins like star ratings, emoticons, trending stories etc.
Add multiple comments at once to a post or page with whatever author information you want..
Manually add a Pingback to a post or page.