Fileprivacy easily encrypts your files
JCryptor is an encrypting tool based on the Caesar-cipher.
jEncrypt is a command line file encryption archiver
Simple and easy to use Java application to encrypt your files
textcrypter is an encryption tool using vigenere cipher algorithm
rsa-elgamal comparison
Data Access Layer 4 Java
Tetrumble is encryption tool.
Encryption tool for Dropbox