zonghaoyuan/adhd-focus-light
A red LED heartbeat blinker for M5StickC Plus2 to help people with ADHD improve focus and concentration
16 best points · 2 comments · 1 Hacker News post · 18 GitHub stars · View on GitHub
Hacker News discussions
- Show HN: ADHD Focus Light (16 points, 2 comments, by zonghao, 2026-01-08)