mquery
Expressive query building for MongoDB
bson
A bson parser for node.js and the browser
event-reduce-js
javascript implementation of the event-reduce algorithm https://pubkey.github.io/event-reduce/
mongo-sanitize
Helper to sanitize mongodb queries against query selector injections
rate-limiter-flexible
Node.js rate limiter by key and protection from DDoS and Brute-Force attacks in process Memory, Redis, MongoDb, Memcached, MySQL, PostgreSQL, Cluster or PM