MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
VcXsrv - Download VcXsrv Windows X Server for free.
X410 - X Server for Windows 10
Cygwin - Cygwin is a set of tools that provide Linux and POSIX functionality to Windows.
FreeXer - FreeXer is a free X Server suite.
X-Win32 - Connecting to Linux systems with a X based GUI.