Alternatives to DisplayBuddy

Display management tool

Tool to control external monitor brightness & volume

Monitor resolution and settings manager

Adaptive brightness for external displays

Menu bar display manager: DDC brightness, HiDPI, presets, virtual displays

Adaptive brightness for displays

Screen colour temperature controller

Utility to move and zoom windows—on one display

Virtualization tool

Use any of your display's available resolutions

Move and resize windows with mouse

Command-line tool to set the desktop picture