NapBot - NapBot is Machine Learning powered sleep tracker for your Apple Watch.
Fitbit Blaze - Fitbit Blaze is a smartwatch that includes both a heart rate monitor and a fitness activity tracker. It comes with a color touchscreen, and you can change both the watch's strap and frame. Read more about Fitbit Blaze.
Withings Sleep - A sleep tracking mat by Withings
Apple Watch - Apple Watch build with NextJS (ReactJS) & TailwindCSSGitHub repo: https://github.com/VishwaGauravIn/apple-watch
Rise: Track Sleep & Circadian - Wake up & fall asleep better
Apple Watch Series 3 - Apple's newest internet-connected smartwatch