A simple implementation of the Advanced Encryption Standard (AES) in JavaScript ES6 based on FIPS-197: https://doi.org/10.6028/NIST.FIPS.197-upd1.
The CTR (Counter mode) implementation with 128/192/256-bit keys is available at: https://42proger.github.io/aes.js/
Important: This project is for educational purposes only and is not recommended for production use.