How do I install the Favicons skill?

Run npx skillmds@latest add thedaviddias/favicons in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

What does the Favicons skill do?

Use when reviewing templates, rendered HTML, or shared components related to Implement favicons for all devices. Validate the final browser-facing markup, not just the source framework abstraction. It is listed under Web & Frontend on SkillMD.

Is Favicons safe to use?

This skill has not completed SkillMD's automated safety review yet. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Favicons?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Favicons free to use?

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

Who published Favicons?

thedaviddias (@thedaviddias) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Favicons by thedaviddias — Agent Skill

Name: Favicons
Author: thedaviddias

File contents

Implement favicons for all devices

Missing or low-quality favicons make sites look unprofessional in browser tabs, bookmarks, and home screens—damaging brand recognition and user trust.

Quick Reference

Minimum: favicon.ico (32x32) + apple-touch-icon.png (180x180)
Modern: SVG favicon with dark mode support
PWA: Include in manifest.json with multiple sizes
Use RealFaviconGenerator or favicons npm package

Check

Verify that all necessary favicon formats and sizes are implemented correctly for optimal display across different browsers, devices, and platforms.

Fix

Generate and implement a complete favicon set including ICO, PNG, SVG, and mobile/PWA icons with proper HTML declarations.

Explain

Explain how proper favicon implementation improves brand recognition, user experience, and ensures consistent display across all browsers and devices.

Code Review

Review templates, server-rendered HTML, and shared components that output markup related to Implement favicons for all devices. Flag exact elements, attributes, and routes where the rendered HTML violates the rule.

For full implementation details, code examples, and framework-specific guidance, see references/rule.md.

Rule page: https://frontendchecklist.io/en/rules/html/favicons

Frequently asked questions

Favicons