At 6.6 kB with no dependencies, it’s the fastest comment service around. FastComments prioritizes speed and user experience above all else. It doesn’t spy on you or your users and has the features you care about.
https://fastcomments.com/
origin - https://www.pipiscrew.com/2020/07/a-comment-service-that-will-delight-your-users-and-developers/ fastcomments