What are some alternatives to Putty?

What is Putty and what are its top alternatives?

It is an SSH and telnet client, developed originally by Simon Tatham for the Windows platform. It is open source software that is available with source code and is developed and supported by a group of volunteers.

Putty is a tool in the Terminal Emulators category of a tech stack.

Top Alternatives to Putty

iTerm2
A replacement for Terminal and the successor to iTerm. It works on Macs with macOS 10.12 or newer. iTerm2 brings the terminal into the modern age with features you never knew you always wanted. ...
Windows Terminal
A new, modern, feature-rich, productive terminal application for command-line users. It includes many of the features most frequently requested by the Windows command-line community. ...
Hyper Terminal
The goal of the project is to create a beautiful and extensible experience for command-line interface users, built on open web standards. Focus will be primarily around speed and stability. ...
Cmder
It is a software package created out of pure frustration over the absence of nice console emulators on Windows. It is based on amazing software, and spiced up with the Monokai color scheme and a custom prompt layout. ...
ConEmu
It aims to be handy, comprehensive, fast and reliable terminal window where you may host any console application developed either for WinAPI (cmd, powershell, far) or Unix PTY (cygwin, msys, wsl bash). ...
Alacritty
It is the fastest terminal emulator in existence. Using the GPU for rendering enables optimizations that simply aren't possible without it. It currently supports macOS, Linux, BSD, and Windows. ...
SecureCRT
It provides rock-solid terminal emulation for computing professionals, raising productivity with advanced session management and a host of ways to save time and streamline repetitive tasks. It provides secure remote access, file transfer, and data tunneling for everyone in your organization. ...