Alternatives to MonitorControl
Adjust Mac display brightness and volume from the keyboard or menu bar. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
MonitorControl
Adjust Mac display brightness and volume from the keyboard or menu bar.
Replacements
Listings that take over the same core job as MonitorControl.
Twinkle Tray
Adds brightness sliders for external monitors to the Windows system tray, using DDC/CI, which Windows does not support natively.
Twinkle Tray offers DDC/CI brightness sliders for external monitors on Windows only, adding automatic brightness by time of day, but no volume control.
Monitorian
Control the brightness of multiple monitors from Windows.
Monitorian adjusts brightness of multiple monitors, per monitor or synchronized, on Windows only, and it is freemium rather than fully free.
Similar software
Related functionality, not a direct replacement.
f.lux
Warms your display's colour temperature after sunset to cut blue light in the evening, on a schedule based on your location.
Hidden Bar
Hide less-used macOS menu-bar items behind a toggle.
DeskPad
Create a virtual display for focused screen sharing on macOS.