EncryptionToolbox
visit
https://github.com/pg0/EncryptionToolbox
The following options are available
Synchronous Encryption
AES-EAX (openpgp.js)
AES256 (CryptoJS)
Asynchronous Encryption
Generate KeyPair (ECC/RSA)
PGP Encrypt
PGP Encrypt for multiple Keys
PGP Decrypt
PGP Sign and Verify Text