DisplayBuddy is described as 'Lets you control external displays connected to your Mac right from your menu bar! No need to touch your clunky monitor buttons!' and is a Screen Dimmer in the system & hardware category. There are more than 10 alternatives to DisplayBuddy for a variety of platforms, including Mac, Windows, Linux, openSUSE and Python apps. The best DisplayBuddy alternative is Twinkle Tray, which is both free and Open Source. Other great apps like DisplayBuddy are Dimly, Crisp - Monitor Control, MonitorControl and Monitorian.
The app lets you control the brightness of all your screens (both laptop and desktop) by a single click on a tray icon. Its look goes nicely with the system icons and it supports both light and dark mode.
Czechia
EU
Lumino is a Mac utility that automatically controls the brightness of connected external displays based on ambient light. It uses the built-in light sensor of supported Macs and works with DDC/CI when available, with fallback options for displays that don’t fully support...
GermanyEU
The program is designed to adjust the brightness of monitors, laptop displays and other equipment. Runs on Windows 7+ and does not require installation. Works with all external monitors that have DDC/CI support, as well as with built-in displays of laptops, all-in-ones and...
TotalXDR is a macOS menubar app that removes the brightness limit of your MacBook Pro display and keeps XDR/HDR brightness always on.
Focus view, extra brightness, ambient glow, and keep awake — all from your menu bar. JoyScreen transforms how you use your Mac.
PolandEU
Python monitor control using the VESA Monitor Control Command Set (MCCS) over the Display Data Channel Command Interface Standard (DDC-CI).
DisplaySpan is a native macOS menu bar app for multi-monitor setups. It lets the pointer cross blocked display edges, saves and restores display arrangements, and adjusts brightness on supported displays.
