Control multiple computers at the same time with Barrier

A note... from the future! I made this video in 2021. It is now 2024 and I am not entirely certain Barrier is being maintained anymore. The GitHub for Barrier doesn't show much activity since 2022: https://github.com/debauchee/barrier As such, I'm not sure the current status of the Barrier project, but a new project has emerged (forked, I believe) which appears to have more traction and possible Wayland support, called "Input Leap." Their GitHub is here: https://github.com/input-leap/input-leap I am planning on investigating more, and will likely record a follow-up to this video in the next few months. The original description continues below. --- If you've ever needed to control multiple computers from a single keyboard and mouse on the same desk, Barrier is software worth checking out! Barrier is a software solution (a fork of Synergy) which replaces unsightly KVM switches, and is super neat! In this video, I'll install Barrier on four systems (running Pop!_OS, Windows 10,