bitwarden - Bitwarden is a free and open source password management solution for individuals, teams, and business organizations.
Knox - Knox offers easy disk image encryption and comes with a built-in backup service.
KeePass - KeePass is an open source password manager. Passwords can be stored in highly-encrypted databases, which can be unlocked with one master password or key file.
Kruptos - Lock and encrypt your photos, movies, files and folders using 256-bit file encryption.
KeePassXC - KeePass Cross-Platform Community Edition - A community maintained fork of the popular KeePassX...
Advanced File Security Basic - Download Advanced File Security Basic. Protect files by encrypting them with a strong password, a series of questions, or even an USB key you can carry around with this powerful security solution