Block Together - A useful tool which helps you block trolls on Twitter.
BrandFort - Protect your Social Media Brand using Artificial Intelligence
CleanSpeak - Keep inappropriate content and trolls out of your community
BlockParty - Real-time voice chat rooms from the creators of turntable.fm
Shield - Facebook & Instagram comment moderation from Slack
Secateur - Use Secateur if you want to temporarily or permanently block or mute (or both block and mute) a Twitter account and all its followers.