Description: Cygwin is a Linux-like environment and command-line interface for Windows. It provides functionality similar to a Linux distribution on Windows, allowing you to port software running on POSIX systems and run it natively on Windows.
Type: software
Pricing: Open Source
Description: TrueCrypt is an open-source encryption software that can encrypt hard drives and create virtual encrypted disks to store sensitive files and data securely. It works on Windows, Mac OSX and Linux.
Type: software
Pricing: Free