API

Schema Design & Schema Validation

Schema Design
http://json-schema.org/
    http://json-schema.org/implementations.html
    Java   - https://github.com/java-json-tools/json-schema-validator
    Python - https://pypi.python.org/pypi/jsonschema
    Go     - https://github.com/xeipuuv/gojsonschema

Schema Validation
https://github.com/ebdrup/json-schema-benchmark
https://github.com/epoberezkin/ajv
https://github.com/hapijs/joi
https://validatejs.org/

API Testing

https://medium.com/@alicealdaine/top-10-api-testing-tools-rest-soap-services-5395cb03cfa9
https://www.soapui.org/
https://www.katalon.com/
https://jmeter.apache.org/
http://rest-assured.io/

Connecting with Databases

https://blog.logrocket.com/why-you-should-avoid-orms-with-examples-in-node-js-e0baab73fa5