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Well-formatted and improved trace system calls and signals

Write memory leak tests

Post-mortem analysis tool which allows you to inspect objects and get insights from a crashed Node.js process

Capture different CPU, memory, and other profiles for your app in Chrome DevTools friendly format

Trace API calls and monitor API performance, health, and usage metrics

Minimalistic and zero-dependencies [StatsD](https://github.com/statsd/statsd) client

The most simple logger imaginable with support for log levels and custom prefixes

End-to-end, hierarchical, real-time, colorful logs and stories

Terminal string styling done right

Command-line parser that automatically generates an elegant user-interface

Elegant terminal spinner

Log by overwriting the previous output in the terminal. Useful for rendering progress bars, animations, etc

Elegant terminal task runner with parallel execution and nested tasks for Node.js

Simple config handling for your app or module

ANSI escape codes for manipulating the terminal

Colored symbols for various log levels

Unicode symbols with Windows CMD fallbacks

Create boxes in the terminal

Create clickable links in the terminal

Display images in the terminal

Get the visual width of a string - the number of columns required to display it

Truncate a string to a specific width in the terminal

High-level terminal interface library for Node.js

Interactive command-line prompt