Knox - Knox offers easy disk image encryption and comes with a built-in backup service.
VeraCrypt - VeraCrypt is a free open source disk encryption software for Windows, Mac OSX and Linux.
R-Crypto - R-Crypto is smart data security and disk encryption software that allows you to secure your sensitive information via strong encryption.
Axcrypt - AxCrypt - Password Protect Files With Strong Encryption. AxCrypt is the leading open source file encryption software for Windows.
Kruptos - Lock and encrypt your photos, movies, files and folders using 256-bit file encryption.
LibreCrypt - LibreCrypt (formerly DoxBox) is an open-source disk encryption for Windows and the successor of...