Tabby is an infinitely customizable cross-platform terminal app for local shells, serial, SSH and Telnet connections.



There are many alternatives to PuTTY for Linux if you are looking for a replacement. The best open source Linux Terminal Emulator alternative is Tabby. If that doesn't suit you, our users have ranked more than 100 alternatives to PuTTY and 18 are open source and Terminal Emulators available for Linux so hopefully you can find a suitable replacement. Other interesting open source Linux Terminal Emulator alternatives to PuTTY are WindTerm, Termora, Tilix and PAC Manager.
Tabby is an infinitely customizable cross-platform terminal app for local shells, serial, SSH and Telnet connections.






Termora is developed using Kotlin/JVM and partially implements the XTerm protocol (with ongoing improvements). Its ultimate vision is to achieve full platform support (including Android, iOS, and iPadOS) through Kotlin Multiplatform.

Tilix is a tiling terminal emulator which uses the VTE GTK+ 3 widget with the following features:




PAC is a Perl/GTK Gnome replacement for SecureCRT/Putty/etc... It provides a GUI to configure SSH/Telnet connections: users, passwords, EXPECT regular expressions, macros, etc.




Ásbrú Connection Manager is a user interface that helps organizing remote terminal sessions and automating repetitive tasks.







FireSSH is a free, cross-platform SSH terminal client for Mozilla Firefox. Written entirely in Javascript!

RXVT –our extended virtual terminal– is a terminal emulator for X11. It is a popular replacement for the standard ‘xterm’.

Rxvt-unicode is a highly customizable terminal emulator forked from rxvt. Commonly known as urxvt, rxvt-unicode can be daemonized to run clients within a single process in order to minimize the use of system resources.

lterm is a vte-based terminal emulator for GNU/Linux systems. It is mainly used as ssh/telnet client but can be very easily configured to use any other protocol. Furthermore it can be a usual terminal on local host.


Tilda is a Linux terminal taking after the likeness of many classic terminals from first person shooter games, Quake, Doom and Half-Life to name a few, where the terminal has no border and is hidden from the desktop till a key or keys is hit.


I think Tabby is overall easier and more smoother to work with. Specially since you get tabs, themes etc. If you just want to ssh into this than that I don't know why you wouldn't switch to tabby.