Health
20-20-20 Eye Break Coach
Reminds you to look away every 20 minutes and checks blink rate
Beginner6h1
MediaPipeChrome extension
17/20#on-device hackathon ideas
4 ideas across 3 categories · 2 beginner · 1 intermediate · 1 advanced. Sorted by judging fit (editorial estimate).
Ideas tagged on-device
Social Good
Sound Alert Detector for Deaf Users
Phone vibrates and flashes for doorbells, alarms and crying babies
Intermediate14h1–2Transformers.jsWeb AudioReact Native17/20Health
Private Cycle Tracker
Track cycles with all data stored only on the device
Beginner10h1React NativeSQLiteEncryption16/20Devtools
Local LLM Code Autocomplete
Code completion that runs entirely on your machine
Advanced22h1–2OllamaTypeScriptVS Code API16/20