Chalk

Health v2 · maintenance only

Adoption not part of the score

23320 stars · 3053 forks observed · 2026-10-10

What it is AI-extracted, prompt v1, taxonomy v1, 2026-10-12, confidence 0.97

Chalk is a JavaScript library for styling terminal strings with colors and other ANSI styles. It provides an expressive, chainable API and works in both Node.js and browser environments.

Use cases

• Add color to console.log output in a Node.js CLI tool
• Highlight error and warning messages in terminal applications
• Create readable, colored logs for development and debugging
• Style command‑line help text with bold, underline, and background colors
• Generate colored output for build scripts and automation tools

When to choose

• You need a lightweight, zero‑dependency solution for terminal string styling
• Your project targets modern Node.js (ESM) or browsers and wants an expressive API
• You want automatic detection of terminal color support and true‑color (RGB) capabilities
• You prefer a library with a large ecosystem and active maintenance

When to avoid

• You require support for older Node.js versions that do not handle ESM modules well
• You need a minimal binary size and prefer a smaller alternative like yoctocolors
• Your application runs in environments without ANSI support (e.g., plain Windows cmd without color)
• You need advanced theming or UI components beyond simple string styling

Facets

library · maturity active

cli logging developer-tools browser terminal-styling ansi-colors string-formatting esm no-dependencies terminal-emulator command-line nodejs

Member repositories

For agents

markdown · JSON · MCP: product_card(name="chalk/chalk")