Apps similar to Termix include PuTTY, which is free and open source. Other options are Tabby, OpenSSH, Termux and PowerShell. There's no shortage of SSH Clients like Termix, with more than 50 alternatives for Windows, Mac, Linux, Android and iPhone.
Desktop SSH manager featuring a user-friendly graphical interface, integrated terminal, tabbed sessions, port forwarding, secure credential storage, SCP upload, keypair generation, privacy controls, customizable appearance options, and .ssh/config import support.
United States
MTPuTTY (Multi-Tabbed PuTTY) is a small free utility enabling you to wrap unlimited number of PuTTY applications in one tabbed GUI interface. You are still continue using your favorite SSH client, but you are no longer messing around with PuTTY...
Russia
Xshell is a powerful SSH1, SSH2, SFTP, TELNET, RLOGIN and SERIAL terminal emulator for Windows platforms. It allows users to gain access to Unix/Linux hosts easily and securely on a Windows workstation.
United States
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
Tera Term (Pro) is a free software terminal emulator (communication program) for MS-Windows. It supports VT100 emulation, telnet connection, serial port connection, and so on.
Tilix is a tiling terminal emulator which uses the VTE GTK+ 3 widget with the following features:
Canada
Whether you're on the go or at your desk, WebSSH keeps you connected — anytime, anywhere! ?(^?^)?
A cross-platform SSH client with SFTP, a database client and server monitoring, plus a built-in MCP server that lets AI agents work over SSH without holding your keys.
Secure Shell is an xterm-compatible terminal emulator and stand-alone ssh client for Chrome. It uses Native-Client to connect directly to ssh servers without the need for external proxies.
United States
Oryxis is a desktop SSH/SFTP client with a modern UI, an encrypted local vault for credentials, and no cloud account anywhere in the loop. No Electron, no webview, no vendor servers. Just a single native binary.
Brazil
