Watchman Monitoring supports Mac OS X 10.7 (Lion) through macOS 10.15 (Catalina)
64 bit Intel and Virtual Machines are supported.
rpm and deb packages support Ubuntu 12+, Debian 7+, CentOS 6+
Similar UNIX distributions are presumed compatible, but not directly supported
Watchman Monitoring supports Windows XP SP3 to Windows 10, Windows Server 2003+
.Net 4.0+ is required
Intel, AMD, Virtual Machines are supported