jsonquery-engine

level-queryengine plugin to query levelup/leveldb using indexes with the mongodb query syntax (through the jsonquery module)

json_query

Library for Searching in a JSON forked from dojox/json for the users don't want to use dojo in their project but still love and trust the libraries and modules created by Dojo Team

path-engine

level-queryengine plugin to query levelup/leveldb using indexes with a basic javascript array path syntax