lucene-kit

Lightweight and extensive, Lucene-like solution provides powerful full-text search, serialization, and parser for your application.

@plaindb/orm

A simple, yet extensible Object-Relational Mapping (ORM) library that allows you to interact with any key-value databse like LevelDB or Redis.

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