Timber.io - Timber.io is the best logging platform for ruby, node, elixir and much more.
AWS CloudTrail - AWS CloudTrail is a web service that records AWS API calls for your account and delivers log files to you.
Terminal on FB Messenger - Take control of your terminal through Facebook Messenger
Graylog - Graylog is an open source log management platform for collecting, indexing, and analyzing both structured and unstructured data.
Zoya - Zoya is a highly composable logging utility
Node.js Design Patterns - The most advanced Node.js topics simplified