cli packages

the complete solution for node.js command-line programs

easily create complex multi-column command-line-interfaces

the mighty option parser used by yargs

Check if argv has a specific flag

TypeScript Execute (tsx): Node.js enhanced with esbuild to run TypeScript & ESM files

The React Framework

CLI app helper

Detect whether a terminal supports hyperlinks

Parse yes/no like values

Parse CLI arguments.

Detect whether a CLI is running inside a sandboxed environment

Flexible ascii progress bar

Detect whether a JavaScript CLI is running inside a coding agent.

check whether a command line command exists in the current environment

Display pretty Android and iOS logs without Android Studio or Console.app, with intuitive Command Line Interface.

Spinners for use in the terminal

Colored symbols for various log levels. Example: `✔︎ Success`

Extremely fast HTTP Archive (HAR) validator using JSON Schema

The Expo CLI

A light, featureful and explicit option parsing library.

Let a globally installed package use a locally installed version of itself if available

option parsing and help generation

yargs the modern, pirate-themed, successor to optimist.

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

The tiniest and the fastest library for terminal output formatting with ANSI colors

It's like Tailwind CSS, but for the console.

A simple to use, efficient, and full-featured Command Line Argument Parser

A tiny library with builders to help making logs/CLI pretty with a nice DX.

Elegant terminal spinner