Open a leveldb handle multiple times

Inject temporary and isolated level stores (leveldown, level-js, memdown or custom) into your tests.

Split a levelup database into sublevels with their own keyspace, encoding and events

Fast & simple storage - a Node.js-style LevelDB wrapper

A low-level Node.js LevelDB binding

Tiny local JSON database for Node, Electron and the browser

tap-producing test harness for node and browsers