bbnano 
Extension for Backbone.js to sync with CouchDB using nano on Node.js.
Installing
npm install bbnano
Usage
var nano = require('nano')('http://localhost:5984/foo');
var bbnano = require('bbnano')(nano);
var doc = new bbnano.Model();
doc.save({ message: 'Hello world!' });
Hacking the code
git clone https://github.com/Two-Screen/bbnano.git
cd bbnano
npm install
curl -X PUT http://localhost:5984/bbnano_test
npm test