smartmontools contains utility programs (smartctl, smartd) to control/monitor storage systems using the Self-Monitoring, Analysis and Reporting Technology System (S.M.A.R.T.) built into most modern ATA and SCSI disks. It is derived from smartsuite.
ttyrpld is a multi-OS kernel-level TTY keylogger and screenlogger with (a)synchronous replay support. It runs on Linux, Solaris, FreeBSD, NetBSD and OpenBSD.
Scanhill is a Microsoft Messenger Protocol Sniffer. Currently it can only intercept Instant Text Messaging. Given that mySQL is used, stored instant messages can be read through a browser interface that is written in PHP language.