Logging Logging libs in NodeJS https://github.com/winstonjs/winston https://github.com/trentm/node-bunyan Centralized logging https://logz.io/: combine ELK & Grafana API mocking https://mswjs.io - Mock Service Worker - "API mocking of the next generation" CMS Strapi - an open-source, NodeJS-based, headless content management system (CMS)