SAM is a real-time Snort alert monitor. It provides many ways to indicate that you may be experiencing an intrusion attempt on your network, including audio/visual warnings, email warnings, etc.
SisIYA is a system administration and monitoring tool. You can monitor your Linux, Unix, Mac OS X, and Windows machines, switches, Airports, printers, UPSs, power switches, etc. Main development is done on Linux.
Encrypted email, chat, and file storage and sharing.
A shared memory parallel sparse matrix computations library.