npm install pouch-dat
replicate data from pouchdb to dat, usage
var PouchDB = require('pouchdb');
var dat = require('dat');
var pouchDat = requrie('pouch-dat');
pouchDat(PouchDB('./path/to/pouchDatabase', dat('./path/to/datDatabase'), {
//to be passed to pouchdb defaults are
live: true,
include_docs: true
}))