“Cygwin is a Linux-like environment for Windows.” This means, you can use linux/unix commandline tools like ls, grep and find on your Windows system. However, the default installation of Cygwin uses Windows’ default commandline terminal cmd.exe, which is not really handy. Fortunately, there’s a solution to use PuTTY as Cygwin terminal. Download and install Cygwin. The setup will download all neede