There are 3 repositories under multiple-monitors topic.
Easily manage the brightness of your monitors in Windows from the system tray
Multibrowse: Open multiple full-screen browser windows across a multiple monitor setup
Integrate multiple monitors to your redux devtools.
A simple AutoHotkey application to significantly improve the Blender experience on multiple monitors.
An app to minimize windows only on one of multiple displays on Win+M keypress, now with cleaner code
A console application for adjusting the brightness of three monitors (for Ubuntu).
Dotfiles For My Arch Linux System