https://github.com/holepunchto/librocksdb bindings for JavaScript.
npm i rocksdb-native
const RocksDB = require('rocksdb-native')
const db = new RocksDB('./example.db')
const w = db.write()
w.put('hello', 'world')
await w.flush()
const r = db.read()
const p = r.get('hello')
r.flush()
console.log(await p)Apache-2.0