sequelize

Sequelize is a promise-based Node.js ORM for Postgres, MySQL, MariaDB, SQLite and Microsoft SQL Server.

安装方式：

npm install --save sequelize

# You'll also have to manually install the driver for your database of choice, One of the following:
$ npm install --save pg pg-hstore # Postgres
$ npm install --save mysql2
$ npm install --save mariadb
$ npm install --save sqlite3
$ npm install --save tedious #

教程：https://github.com/demopark/sequelize-docs-Zh-CN

koa-generator

koa默认项目的脚手架，支持koa1和koa2.

安装：
https://www.npmjs.com/package/koa-generator

supertest

底层基于TJ大神的superagent开发的接口测试工具

github: https://github.com/visionmedia/supertest