UseResponse - Open-source, self-hosted customer feedback software, live chat and helpdesk system that you can install on your server. Organize documentation using knowledge base and get feedback from social networks with centralized system

RealEye - Online Research Platform with Webcam Eye-Tracking.

Doorbell.io - Collect in-app user feedback. Available on websites, iOS, and Android.

SeeSo.io - SeeSo, the real-time eye tracking SDK for the smartphone/tablet/laptop environment. With a users' vision, reach beyond the vision.

UserVoice - UserVoice integrates easy-to-use feedback, helpdesk, and knowledge base management tools in one platform that empowers users to speak and companies to understand.

GazeRecorder - Our technology turns a simple webcam into a Accurate Eye-Tracker. The fast & visual way to understand user behavior. Cloud Eye-Tracking Insights Platform.