Qodem is a a terminal emulator that resembles the BBS-era Qmodem. Includes phonebook, scrollback, capture, X/Y/Zmodem, Kermit, ANSI (+ music) / Avatar / VT102 / Linux emulation, Unicode, and keyboard macros. Connects over serial, ssh, telnet, rlogin.
Mrxvt is a multi-tabbed X terminal emulator based on rxvt. It is portable, lightweight and fast. It supports psuedo-transparency, background image (JPEG/PNG/XPM), tinting, NeXT/Rxvt/Xterm/SGI style scrollbar, multi-languages (CJK), XIM, freetype font...
MultiTerm aims to become an extendible Terminal Emulation which provides a high quality (nice look and feel) user interface for everyday terminal work.
Unix command distributer
Ncmd (n command) lets the user enter a command and have it executed in all active terminals. For example: "ncmd cd /usr" will execute the command cd /usr in all active terminals, like tty 3, tty4, tty5.