Jigsaw (read: Google-adjacent) has an internet toxicity dial that uses machine learning to identify hateful or abusive comments.
It's a cool idea! But I dislike that the idea of trying to solve a societal ill with technology. This could be the piece of fixing our world, but it's not the solution. https://www.pcmag.com/news/366997/jigsaw-chrome-extension-tunes-out-internet-toxicity