PixLab - PixLab is a machine learning SaaS platform which offer computer vision and media processing APIs.
Amazon Rekognition - Add Amazon's advanced image analysis to your applications.
OpenFace - OpenFace is an open source face recognition solution with deep neural networks.
Clarifai - The World's AI
Trueface Visionbox - Trueface Visionbox is a platform that offers vision solutions to the world by converting the camera into actionable information, and users can easily learn about anything through it.
Sightcorp - Sightcorp’s F.A.C.E. API is an cloud analysis engine for automated emotional expression detection.