You could learn a lot from RescueTime

Thank you for sharing this. I like the idea of partnering with others and connecting to APIs.
We can have access to Mac usage data (on Mac) through Screen Time, so this is the cornerstone of what we are thinking for 🔥 [Planned] A desktop app for Opal 🖥️ - #20 by kenneth. Out of curiosity are you on MacOS?