Hiro Nakamata
The portfolio of Hiro Nakamata, a software engineer in Montreal, Canada: projects, blog, CV and training log.
The site also has private tools for its owner only. One of them reads the owner's own Google Health sleep, heart rate variability and resting heart rate data (read-only) to suggest how hard to train each day, and their smart-scale weight and body fat to show their bodyweight trend. The public Training page shows the owner's monthly average bodyweight.