Synergy+ lets you easily share a single mouse and keyboard between multiple computers with different operating systems without special hardware. Synergy+ is an actively maintained fork of Synergy/Synergy2.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.