Alternatives to Gamma Control

Adaptive brightness for external displays

Display management tool

Screen colour temperature controller

Tool to control external monitor brightness & volume

Tool to set light or dark appearance on a per-app basis

Monitor resolution and settings manager

Adaptive brightness for displays

Tool to disable temporal dithering on Apple Silicon Macs

Temperature monitoring, fan control and diagnostics

Controls screen display settings

Menu bar app that provides more control over Night Shift

Command-line tool to set the desktop picture