Top Alternatives to MSYS2

PuTTY is a free SSH client.

ConEmu-Maximus5 is a full-featured local terminal for Windows devs, admins and users.

Cygwin is a Unix-like environment and command-line interface for Microsoft Windows.

KiTTY is an implementation of Telnet and SSH for Win32 platforms.

MobaXterm is a free X server for Windows with tabbed SSH terminal, telnet, RDP, VNC, Xdmcp, Mosh and X11-forwarding.

cmder is a software package that provides great console experience even on Windows.

PowerShell (including Windows PowerShell and PowerShell Core) is a task automation and configuration management framework from Microsoft, consisting of a command-line shell and associated scripting language built on the .NET Framework.

MinGW (Minimalist GNU for Windows), formerly mingw32, is a free and open source software development environment for creating Microsoft Windows applications.

Windows Command Prompt, also known as cmd.exe or cmd, is the command-line interpreter on Windows.

Git for Windows focuses on offering a lightweight, native set of tools that bring the full feature set of the Git SCM to Windows.

BusyBox is software that provides several stripped-down Unix tools in a single executable file.

Gow (Gnu On Windows) is the lightweight alternative to Cygwin. It uses a convenient Windows installer that installs about 130 extremely useful open source UNIX applications compiled as native win32 binaries.

PyCmd is a smart command prompt extension for Windows' cmd.exe; its purpose is to emulate a few power features.

Babun is a feature rich windows shell.

Take Command Console (TCC) is a command line interpreter designed as a substitute for the default command interpreter in Microsoft Windows, CMD.EXE.

MinGW (Minimalist GNU for Windows) is a free and open source software development environment for creating Microsoft Windows applications.

Sakura is a terminal emulator based on GTK and libvte.

Termux is a terminal emulator and Linux environment for Android.