CaptionBot by Microsoft - Analyzing and describing images by a bot
BlockSurvey - Privacy-focused surveys, polls & forms
WTF is that? - Send any picture and it will tell you what it is!
Slack Surveys by Standuply - A simple, powerful bot for recurring surveys on Slack 📝
Instagram Caption Writer - Write nice formatted Instagram captions.
Simple Poll - The easiest way to create polls in Slack