Is the Chrome Extension skill free?

Yes. The skill itself is free from samber/cc-skills. SkillProof publishes the install command and an independent test verdict at no cost.

Does Chrome Extension work with Claude Code?

It is in our test queue — we run every skill on real work before issuing a verdict, and this one is scheduled.

How do I install Chrome Extension?

Copy the install command from this page, run it in your terminal, and restart Claude Code. Skills live in ~/.claude/skills/ (global) or .claude/skills/ inside a project.

Can I use Chrome Extension with Cursor, Copilot, Gemini CLI, Codex or other AI tools?

The SKILL.md format is native to Claude (Claude Code, Desktop, claude.ai). The instructions inside adapt to other assistants: Cursor rules, GitHub Copilot instructions, Windsurf rules, Custom GPTs, AGENTS.md for OpenAI Codex, and GEMINI.md for Google Gemini CLI — our conversion guides cover each, and the free converter on the tools page does the wrapping for you.

Chrome Extension

Builds Chrome extensions with Manifest V3 — content scripts, service workers, messaging.

by samber · samber/cc-skills

In test queue

Install — copy the command Download source ↗

Test report

Verdict: In test queue
Tested: —
Environment: Pending

In the test queue — machine-screened (validator 85/100, 159★ repo), full install/trigger/output test scheduled.

What Chrome Extension does

Comprehensive guide for building Chrome extensions with Manifest V3. Use this skill whenever the user mentions Chrome extension, browser extension, manifest.json, content script, service worker (in extension context), popup, side panel, chrome.runtime, chrome.tabs, chrome.storage, chrome.scripting, background script, MV3, Manifest V3, or any Chrome extension API. Also trigger when the user…

How to install Chrome Extension

git clone https://github.com/samber/cc-skills
cp -r cc-skills/skills/chrome-extension ~/.claude/skills/chrome-extension

Skills live in ~/.claude/skills/ (global) or .claude/skills/ (per-project). Restart Claude Code after installing.

Commands — how to trigger Chrome Extension

/chrome-extension Builds Chrome extensions with Manifest V3 — content scripts, service workers, messaging.

It also activates on plain-language prompts like these:

Build a Chrome extension that injects a script into pages
Set up messaging between the content script and background
Help me publish this extension to the Chrome Web Store

Frequently asked questions

Is the Chrome Extension skill free?: Yes. The skill itself is free from samber/cc-skills. SkillProof publishes the install command and an independent test verdict at no cost.
Does Chrome Extension work with Claude Code?: It is in our test queue — we run every skill on real work before issuing a verdict, and this one is scheduled.
How do I install Chrome Extension?: Copy the install command from this page, run it in your terminal, and restart Claude Code. Skills live in ~/.claude/skills/ (global) or .claude/skills/ inside a project.
Can I use Chrome Extension with Cursor, Copilot, Gemini CLI, Codex or other AI tools?: The SKILL.md format is native to Claude (Claude Code, Desktop, claude.ai). The instructions inside adapt to other assistants: Cursor rules, GitHub Copilot instructions, Windsurf rules, Custom GPTs, AGENTS.md for OpenAI Codex, and GEMINI.md for Google Gemini CLI — our conversion guides cover each, and the free converter on the tools page does the wrapping for you.