Barrier is an open-source KVM (Keyboard, Video, Mouse) software that allows users to share their keyboard and mouse across multiple computers. This allows users to move their cursor and type on one computer while the keyboard and mouse inputs are sent to another computer.
Joplin is an open source note-taking app that allows users to easily organize and store notes, to-do lists, and other information.
Ever tried to measure the network speed between two computers? Do you want to know how fast your local network is? Would you like to compare your WiFi and ethernet speeds? Do you want to check for faulty cables? You can do all of the above, and more, with iperf3.