domq.js
A modular DOM manipulation library.
query-engine
Query-Engine is a NoSQL and MongoDb compliant query engine. It can run on the server-side with Node.js, or on the client-side within web browsers
open-soql
Open source implementation of the SOQL.
subindex
Generic pluggable indexing system for leveldb/levelup. Designed to be used with the level-queryengine query engine.
@basd/query
A powerful library that provides a robust and fluent interface to build, parse, and execute queries.