Onion Terminal is described as 'Oterm is a web browser unix terminal. It serves a console so you can access your server from anywhere in the world where you have an Internet connection. It effectively is an xterm in a browser. It emulates xterm commands, which are very similar to vt100 commands' and is a terminal emulator in the os & utilities category. There are six alternatives to Onion Terminal for a variety of platforms, including Linux, Mac, Windows, Self-Hosted and Web-based apps. The best Onion Terminal alternative is Wetty, which is both free and Open Source. Other great apps like Onion Terminal are SerialTerminal.com, Shell In A Box, TinyShell and Bastillion.