idb-chunk-store 

IndexedDB chunk store that is abstract-chunk-store compliant
Install
npm install idb-chunk-store
Usage
var idbChunkStore =var chunks =chunks
API
var store = idbChunkStore(chunkLength, opts={})
Create a new chunk store with chunks of size chunkLength.
opts.name- use a name to separate the contents of different stores
License
MIT