Similar to Manページ

Sleep (command)

System Management Interface Tool

Sort (Unix)

Source Code Control System

Strace

Strings (Unix)

Su (Unix)

Sudo

Syslog

Syslog-ng

Tail (Unix)

Talk (software)

Tar (computing)

TCP Wrappers

Tcpdump

Time (Unix)

Tmux

Tomboy (software)

Top (software)

Tr (Unix)

Tty (Unix)

Tuxedo (software)

Uconv

Uname

Uniq

Unison (software)

UUCP