Awesome GitHub RepositoriesMonitor Protocol Implementations

Ddcctl is a command-line utility for macOS that interfaces directly with connected hardware displays to modify settings programmatically. It provides terminal-based control over external monitor properties such as brightness, contrast, volume, and color profiles. The utility communicates with external hardware using the standard bidirectional monitor control bus to read and write feature values. It queries native operating system display services and walks the kernel device registry to discover attached physical monitors, resolve their hardware service ports, and map user input from terminal