Luma
Luma is a Mac menu-bar app that warms and dims the screen at night. It follows a sunset-to-sunrise schedule and gives me one-click pause and reset.
- Cuts blue light
- warmer night screen
- Sunset → sunrise
- automatic schedule
- One-click reset
- back to true color
- Native arm64
- no Rosetta / no server
Warm and dim the screen from the menu bar.

I wanted a small native app for night work.
I use a warmer, dimmer screen at night to cut blue light and make late work easier on my eyes. The paid utility I had used for years was still Intel-only and ran through Rosetta on my...
Warm the screen, dim it, and reset it fast.
Warmth is applied through the display curve.
Signed, notarized, and a short list of what's next.
The public release ships as a Homebrew cask plus downloadable DMG and ZIP files. v0.1.5 is Developer ID signed and Apple-notarized, so it opens without a Gatekeeper warning.
I use a warmer, dimmer screen at night to cut blue light and make late work easier on my eyes. The paid utility I had used for years was still Intel-only and ran through Rosetta on my...
Warm the screen, dim it, and reset it fast.
Warmth is applied through the display curve.
Signed, notarized, and a short list of what's next.
The public release ships as a Homebrew cask plus downloadable DMG and ZIP files. v0.1.5 is Developer ID signed and Apple-notarized, so it opens without a Gatekeeper warning.
Cuts blue light
Cuts blue light is the lead proof point for warmer night screen.
Sunset → sunrise
Sunset → sunrise is the lead proof point for automatic schedule.
One-click reset
One-click reset is the lead proof point for back to true color.
The repo and the signed release.
Public repository for the native macOS menu-bar app, including the source and release downloads.
public · Homebrew or DMG`brew install --cask chountalas/tap/luma` installs the latest signed build.
macOS 14+ · Apple SiliconDownloadable arm64 DMG and ZIP. Developer ID signed and Apple-notarized.
arm64 only · signed + notarized

