Apps similar to Apple Universal Control include Synergy. It's paid, but Input Leap and Barrier are free. Other options are Mouse without Borders, Multiplicity, Input Director and ShareMouse. You can choose from more than 10 Mouse Sharing Utilities like Apple Universal Control for Windows, Mac, Linux and Android.
Switchy is a macOS menu bar app that lets you switch an Apple Magic Keyboard, Magic Mouse, and Magic Trackpad between multiple Macs with a single click. It automatically discovers nearby Macs on your local network, so you can move between a work Mac, personal Mac, MacBook, or...
United Kingdom
Cross-platform KVM software to share one mouse, keyboard, and clipboard across multiple Windows and macOS computers over your local network.
This program will let you use two screens on two different computers as if they were connected to the same computer. It even works between different operating systems.
GiMeSpace KVMShare Pro is one of the very few real KVM software sollutions that not only shares mouse and keyboard but really allows you to share video in the form of windows on the screen of connected computers while using minimal bandwidth.
Netherlands
EU
Mouse Broadcaster is used to duplicate mouse and keyboard actions to multiple PCs on a network.
EdgeFlow lets you control up to three Macs with one mouse and keyboard. Move the pointer past the screen edge and it crosses to the next Mac — the keyboard follows, with no switching and no shortcut. Unlike Universal Control, EdgeFlow does not need the same Apple ID on every...
Germany