bellhop-iframe

Bellhop is a simple event-based communication layer between the page DOM and an iframe. It doesn't require any additional dependencies. Super easy to use and setup.

node-forge

JavaScript implementations of network transports, cryptography, ciphers, PKI, message digests, and various utilities.

smart-buffer

smart-buffer is a Buffer wrapper that adds automatic read & write offset tracking, string operations, data insertions, and more.