Chameleon is a quick and easy way to change your interface, accent and highlight colors. Right click on the bar icon to toggler between Light & Dark modes.
Darksome
Mojave has a nice dark theme, but to change it you need to go click trough multiple screens to change the theme. Darksome lets you switch with a mouse click.
Display Maestro
This menu bar app gives you full control over attached displays, allowing the use of all available resolutions and bit depths.
Display Maid
With this menu bar app you can save and restore window locations. So, when you reconnect your laptop to the external display arrangement, everything will be just as it was before. You can also create your display configuration or user created profiles.
Display Menu
Quickly check for available resolutions, refresh rates, or retina capability on any of your internal or externally connected displays and projectors. Switch between aspect ratios or turn on mirroring with a single click.
