WebPurify - Profanity Filter, Image Moderation and Video Moderation Services Made Easy.
AddThis - AddThis free website tools include share buttons, targeting tools and content recommendations help you get more likes, shares and followers and keep them coming back.
Smart Moderation - Stop Inappropriate Comments using Artificial Intelligence
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Block Together - A useful tool which helps you block trolls on Twitter.
AddToAny - Share buttons by AddToAny, the universal sharing platform for websites and apps.