You can also install hi-base64 by using Bower.

to decode and then encode and the result was not the same as the original. I used an MD5 hash for a quick compare (hex_md5 function from code at http://pajhome.org.uk ...

Base64 is a popular binary to ASCII encoding scheme designed to reliably transfer binary data across channels that have limited support for various content types. This article goes over the basics of ...