The following demo builds the inverted index on my personal tweet archive (1916 tweets through August 5, 2015) using IndexedDB. Everything is designed to work on Chrome, so YMMV on other browsers.
tweets containing the tweets that we're going to
> tweets Array
These are JSON objects generated by Twitter's "Download your tweet archive" service, so you can manipulate the collection as normal JSON objects:
> tweets.text "Moving day! http://t.co/yBse0eJmnq" > tweets.created_at "2015-08-05 12:19:21 +0000"
|Number of Postings|
|Number of Terms (in DF table)|