Free & open-source alternative to BetterDisplay for macOS. DDC brightness/contrast control, HiDPI virtual displays, display arrangement, color profiles, auto brightness sync, keyboard brightness key interception with native OSD — all core BetterDisplay features, zero cost.

Free, open-source display manager for macOS — control external monitor brightness, contrast, volume & inputs over DDC/CI from the menu bar, keyboard media keys, CLI, or Shortcuts. An open alternative to BetterDisplay / Lunar / MonitorControl for Apple Silicon.

screen-control屏幕控制，控制电脑概关闭屏幕，win系统

Tool written with C++ and Qt to control external monitors. The attempt is, to rebuild the functionality of ClickMonitorDDC.

Multi-monitor remake of the classic Gamma Panel: per-monitor brightness/contrast/gamma with individual RGB channels, plus DDC/CI hardware saturation control. Zero-dependency single-file Windows app.

A personal Windows tray-app toolkit: adaptive monitor brightness/contrast, USB-aware display input switching, Home Assistant MQTT bridge, and more.

Simple system tray Python application to control brightness and contrast of multiple monitors in Win10/11.

A lightweight Windows utility for seamless SDR & HDR brightness and sharpness control. Features an integrated blue-light filter, an exclusive bypass mode, and anti-AFK functionality. Fast, efficient, and gentle on your eyes.

Control Apple Studio Display brightness on Windows with a PowerShell CLI, WinForms GUI, and single-file EXE via native USB HID feature reports.

A easy to use and simple MacOS Monitor UI Scaling solution!

I'll watch a movie, focus on monitor - выключает все мониторы, кроме выбранного

Hardware blue light filter control for external monitors using DDC/CI - fast and persistent

☀️ A lightweight Python tool that provides a native Windows 11 brightness control slider for desktop external monitors via DDC/CI.

Cross-platform monitor brightness / contrast / DDC-CI control. Source-available, proprietary.

Synergy 3 - Switch inputs for different computers to reuse the same monitor.

Control MSI MPG 271QR QD-OLED X50 monitor OSD features (AI Vision, AI crosshair) over USB HID, without Gaming Intelligence — plus full reverse-engineered protocol docs.

Native macOS menu bar app for display brightness, warmth, presets, schedules, display sleep, and DDC/CI monitor controls.

Free & open-source macOS menu-bar brightness control — built-in, Apple & external displays (DDC/CI), XDR boost to 1600 nits, F1/F2 hotkeys. No subscriptions, no paywalls, ever. MIT.

macOS menu bar app that automatically toggles Night Shift off when color-critical apps are in focus and restores it when you switch away. Perfect for night-owls who use Photoshop, Lightroom, DaVinci Resolve, and have other color-accurate workflows.

macOS menu bar utility: external monitor DDC control, window management, Caffeine-style power, and desktop toggles