base-64

A robust base64 encoder/decoder that is fully compatible with `atob()` and `btoa()`, written in JavaScript.

btoa

btoa for Node.JS (it's a one-liner)

btoa-lite

Smallest/simplest possible means of using btoa with both Node and browserify

@witzbould/utils-string-compression

Compress or decompress a string with native browser APIs with 'gzip', 'deflate', or 'deflate-raw'. Compatible to use with atob and btoa.