Simple type checking.
MEAN.JS - Full-Stack JavaScript Using MongoDB, Express, AngularJS, and Node.js -
An unopinionated authentication library for building Node.js APIs.
Feature-rich ORM for modern Node.js and TypeScript, it supports PostgreSQL (with JSON and JSONB support), MySQL, MariaDB, SQLite, MS SQL Server, Snowflake, Oracle DB (v6), DB2 and DB2 for IBM i.
Simple session middleware for Express