Monit is a utility for managing and monitoring, processes, files, directories and devices on a UNIX system. Monit conducts automatic maintenance and repair and can execute meaningful causal actions in error situations.
NitroShare is a cross-platform tool for sharing files across a local network. After completing the setup wizard, NitroShare discovers other machines on the network running the tool and enables you to send files to them using the application indicator or small widgets on the desktop.
The Network Time Protocol (NTP) is a protocol for synchronizing the clocks of computer systems over packet-switched, variable-latency data networks. NTP uses UDP port 123 as its transport layer. It is designed particularly to resist the effects of variable latency (Jitter).