Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
Face++ - API for face detection – also detects gender, age, pose
Slinky - Your slack links — organized!
Facesoft - The world's most accurate face recognition algorithm
Slack It - A bookmarklet to share links in Slack with one click
Facial Recognition by FB - Get notified if someone tries to use your photo on Facebook