ansis

ANSI Styling

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The Node.js library to colorize terminal with ANSI colors & styles, smaller and faster alternative to Chalk.

Usage example

import ansis, { red, green, black, ansi256, hex } from 'ansis';

ansis.cyan('path/to/file')
green('Succeful!')
red`Error!`
black.bgYellow`Warning!`
ansi256(214)`Orange`
hex('#E0115F').bold.underline('Hello TrueColor!')

🚀 Install and Quick Start
📖 Read full docs on GitHub

🏆 Compare & Benchmark

See the features comparison and benchmarks of most popular terminal colors libraries:
ansis chalk kleur kolorist colors.js colorette picocolors ansi-colors cli-color colors-cli.

💡 Highlights

• Supports ESM, CommonJS, TypeScript, Bun, Deno, Next.JS
• Standard API compatible with Chalk
• Default and named import import ansis, { red, green, bold, underline } from 'ansis'
• Chained syntax red.bold.underline('text')
• Nested template strings red`RED text ${green`GREEN text`} RED text`
• Base ANSI styles dim bold italic underline strikethrough
• Base ANSI 16 colors red`Error!` redBright`Error!` bgRed`Error!` bgRedBright`Error!`
• ANSI 256 colors fg(56)`violet` bg(208)`orange`
• TrueColor (RGB, HEX) rgb(224, 17, 95)`Ruby`, hex('#96C')`Amethyst`
• Fallback to supported color space: TrueColor —> 256 colors —> 16 colors —> no colors
• ANSI codes as open and close properties `Hello ${red.open}World${red.close}!`
• Strip ANSI codes method ansis.strip()
• Correct style break at the end of line when used \n in string
• Supports CLI NO_COLOR FORCE_COLOR --no-color --color
• Doesn't extend String.prototype
• Zero dependencies

License

ISC

Changelog

3.0.3 (2024-04-09)

• chore: add rollup-plugin-cleanup to remove comments from d.ts file for dist, that save yet 3 KB
• chore: update license year