log4js-logstash-client Installation npm i log4js-logstash-client --save How to use const log4js = require('log4js'); log4js.configure({ appenders: [ { type: 'log4js-logstash-client', host: 'logstash.example.com.br', port: 9999, extend: { appName: 'name-your-app' } } ] });