Professional terminal emulation software with an impressive list of emulations.
tn5250j program is a 5250 emulator written in Java.
Telnet (SSL/TLS/SSH) terminal (3270/5250/VT/ANSI) emulator.
For easy work with IBM Mainframe sessions, try the popular TN3270 emulator.
Secure telnet, SSH, RLOGIN, NetBios or serial connection to a remote host