It's an openSource javaScript Library.
Everyone that they wanna use this project in business, SHOULD tell the name of primary source OR it's founder (Snake.js - SMRSAN - www.javaSnake.com).
This is a library to use it as a JavaScript library like jQuery.
Sometimes it could be even better than jQuery ! and sometimes, no ...
It's better to use these libraries together.
Use SnakeJS wiki to know more about usage of it.