anishathalye/lumen
Magic auto brightness based on screen contents 💡 observed · 2026-08-28
Health v2 · maintenance only
80/100
- Activity 89
- Release rhythm 58
- Longevity 100
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.
- gap_med: 375
- age_days: 3686
- days_rel: 66
- days_push: 66
- n_releases_24m: 2
Adoption not part of the score
2424 stars · 57 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
Lumen is a macOS menu bar application that automatically adjusts screen brightness based on the lightness of on-screen content rather than ambient light. It learns user preferences by monitoring manual brightness key adjustments.
Use cases
- automatically adjust screen brightness based on screen contents
- stop terminal being too dark and browser too bright
- reduce eye strain when switching between dark and light windows
- adaptive brightness for macbook at night
- learn my brightness preferences automatically
When to choose
- you're on macOS and switch between dark terminals and bright web pages
- you want brightness control that adapts to screen content instead of ambient light
- you prefer tools that learn preferences without manual configuration
When to avoid
- you need external monitor brightness control natively
- you use f.lux or Night Shift, which are incompatible
- you're on Linux or Windows (use dux, wluma, or Luminance instead)
Facets
application · maturity maintenance
gui image-processing configuration-management desktop-applications developer-tools screen-brightness menu-bar-app adaptive-brightness objective-c eye-comfort macos desktop
2 sources
- readme: https://github.com/anishathalye/lumen · fetched 2026-08-28 · a15febfe0064
- homepage: https://anishathalye.com/lumen/ · fetched 2026-08-29 · d1a150d43ef7
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| anishathalye/lumen | main | 80 |
For agents
markdown · JSON · MCP: product_card(name="anishathalye/lumen")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem