VeraCrypt - VeraCrypt is a free open source disk encryption software for Windows, Mac OSX and Linux.
Axcrypt - AxCrypt - Password Protect Files With Strong Encryption. AxCrypt is the leading open source file encryption software for Windows.
Windows BitLocker - This topic provides a high-level overview of BitLocker, including a list of system requirements, practical applications, and deprecated features.
LibreCrypt - LibreCrypt (formerly DoxBox) is an open-source disk encryption for Windows and the successor of...
Knox - Knox offers easy disk image encryption and comes with a built-in backup service.
CipherShed - CipherShed is a program that can be used to create encrypted files or encrypt entire drives...