File Encryption XP - A program designed for protecting confidential information stored on your computer.
GnuPG - GnuPG is a complete and free implementation of the OpenPGP standard as defined by RFC4880 (also known as PGP).
cppcryptfs - verion of gocryptfs for windows
Kleopatra - Kleopatra is a certificate manager and GUI for GnuPG.
Cryptomator - When it comes to saving your files on a cloud server, it is important to ensure the security of those files. Keeping your delicate files out of the wrong hands can save you a lot of time and hassle. Read more about Cryptomator.
PGP Tool - PGPTool allows you to encrypt and decrypt files. It's free and easy to use.