Apps similar to Vista tn3270 include ZOC. It's paid, but x3270 is free. Other options are z/Scope, Microfocus Extra!, Flynet Viewer Terminal Emulator and Inventu Viewer+. In total there are six Terminal Emulators like Vista tn3270 for Windows, Mac, the web and Linux.
ZOC is a powerful and well-established terminal emulator and telnet client, well known for its outstanding user interface with tabbed multi session support.
Germany
EU
z/Scope is a multi-protocol, multi-host terminal emulator that provides access to multiple terminal-based applications in a way that is familiar to every user, using a modern tabbed interface.
United States
x3270 is an IBM 3270 terminal emulator for the X Window System and Windows. It runs on most Unix-like operating systems -- e.g., Linux, Mac OS X, Solaris and Cygwin. It also runs natively on Windows.
Extra! is a Windows-based terminal emulator that connects users to IBM, UNIX, and Linux hosts. Extra! provides features you need to get the most from your mainframe applications.
United States
Flynet Viewer Terminal Emulator is a zero client, web based solution for accessing green screen applications on Mainframe, Unix, IBM i (AS400), VAX, VMS and may more.
United States
The fastest, most functional Pure Web Terminal Emulator available with new features and functionality made available to customers regularly.
