If you're looking for a system that can read body language and facial expressions to detect when people are lying, LiarLiar is a top contender. The AI-powered system can spot lies and heart rate changes in videoconferences and video analysis. It combines sophisticated AI algorithms that monitor tiny physical movements, heart rate and other signs of deception with emotion detection to interpret facial expressions and micro-emotions. The system is easy to use and can be integrated with common videoconferencing tools, so it can be used for a variety of purposes like communication improvement and honesty encouragement.