Face++ - API for face detection – also detects gender, age, pose
Productify - Sell your WordPress content using Gumroad
Facesoft - The world's most accurate face recognition algorithm
Additor beta - Pocket and Evernote got a minimal and collaborative baby
Facial Recognition by FB - Get notified if someone tries to use your photo on Facebook
Typeboost - Music stops when you stop typing. Stay focused while writing