Freeware: Xterm

XTerm Medical Dictionary 1.0 Xterm Medical Dictionary is a quick reliable reference tool. The database contains a constantly changing number of classical and contemporary medical terms. The search engine allows to browse, get list by wildcards, look in definitions.

Tunnelier 4.25Free SSH client for Windows with graphical SFTP; VT100, Xterm ; dynamic and manual TCP/IP tunneling; auto-reconnect; scriptable console-mode SFTP; single-click Remote Desktop forwarding; FTP-to-SFTP bridge; Kerberos; public keys. Free individual use.

PuTTY 0.52PuTTY is a free implementation of Telnet and SSH for Win32 platforms, along with an Xterm terminal emulator.

Apple X11 1.0X11 for Mac OS X offers a complete X Window System implementation for running X11-based applications on Mac OS X.

MobaXterm 3.0MobaXterm is a set of Unix commands (GNU/Cygwin) included in a single portable exe file. MobaXterm comes with an X server, a tab-based terminal and some GNU Unix commands.