webperf — webperf AI agent skill webperf, webperf-snippets, community, webperf AI agent skill, ide skills, webperf for Claude Code, Claude Code, Cursor, Windsurf

v1.1.0
GitHub

このスキルについて

⚡️ 💾 Web Performance Snippets

# Core Topics

webperf AI agent skill webperf for Claude Code
nucliweb nucliweb
[1.4k]
[81]
Updated: 3/27/2026

Killer-Skills Review

Decision support comes first. Repository text comes second.

Reference-Only Page Review Score: 1/11

This page remains useful for operators, but Killer-Skills treats it as reference material instead of a primary organic landing page.

Review Score
1/11
Quality Score
42
Canonical Locale
en
Detected Body Locale
en

⚡️ 💾 Web Performance Snippets

このスキルを使用する理由

⚡️ 💾 Web Performance Snippets

おすすめ

Suitable for operator workflows that need explicit guardrails before installation and execution.

↓ 実現可能なユースケース for webperf

! セキュリティと制限

Why this page is reference-only

  • - Current locale does not satisfy the locale-governance contract.
  • - The page lacks a strong recommendation layer.
  • - The page lacks concrete use-case guidance.
  • - The page lacks explicit limitations or caution signals.
  • - The underlying skill quality score is below the review floor.

Source Boundary

The section below is supporting source material from the upstream repository. Use the Killer-Skills review above as the primary decision layer.

Labs Demo

Browser Sandbox Environment

⚡️ Ready to unleash?

Experience this Agent in a zero-setup browser environment powered by WebContainers. No installation required.

Boot Container Sandbox

FAQ & Installation Steps

These questions and steps mirror the structured data on this page for better search understanding.

? Frequently Asked Questions

What is webperf?

⚡️ 💾 Web Performance Snippets

How do I install webperf?

Run the command: npx killer-skills add nucliweb/webperf-snippets. It works with Cursor, Windsurf, VS Code, Claude Code, and 19+ other IDEs.

Which IDEs are compatible with webperf?

This skill is compatible with Cursor, Windsurf, VS Code, Trae, Claude Code, OpenClaw, Aider, Codex, OpenCode, Goose, Cline, Roo Code, Kiro, Augment Code, Continue, GitHub Copilot, Sourcegraph Cody, and Amazon Q Developer. Use the Killer-Skills CLI for universal one-command installation.

↓ How To Install

  1. 1. Open your terminal

    Open the terminal or command line in your project directory.

  2. 2. Run the install command

    Run: npx killer-skills add nucliweb/webperf-snippets. The CLI will automatically detect your IDE or AI agent and configure the skill.

  3. 3. Start using the skill

    The skill is now active. Your AI agent can use webperf immediately in the current project.

! Reference-Only Mode

This page remains useful for installation and reference, but Killer-Skills no longer treats it as a primary indexable landing page. Read the review above before relying on the upstream repository instructions.

Imported Repository Instructions

The section below is supporting source material from the upstream repository. Use the Killer-Skills review above as the primary decision layer.

Supporting Evidence

webperf

Install webperf, an AI agent skill for AI agent workflows and automation. Works with Claude Code, Cursor, and Windsurf with one-command setup.

SKILL.md
Readonly
Imported Repository Instructions
The section below is supporting source material from the upstream repository. Use the Killer-Skills review above as the primary decision layer.
Supporting Evidence

WebPerf Snippets Toolkit

A collection of 47 JavaScript snippets for measuring and debugging web performance in Chrome DevTools. Each snippet runs in the browser console and outputs structured, color-coded results.

Quick Reference

SkillSnippetsTrigger phrases
webperf-core-web-vitals7"debug LCP", "slow LCP", "CLS", "layout shifts", "INP", "interaction latency", "responsiveness"
webperf-loading28"TTFB", "slow server", "FCP", "render blocking", "font loading", "script loading", "resource hints", "service worker"
webperf-interaction8"jank", "scroll performance", "long tasks", "animation frames", "INP debug"
webperf-media3"image audit", "lazy loading", "image optimization", "video audit"
webperf-resources1"network quality", "bandwidth", "connection type", "save-data"

Workflow

  1. Identify the relevant skill based on the user's question (see Quick Reference above)
  2. Load the skill's skill.md to see available snippets and thresholds
  3. Execute with Chrome DevTools MCP:
    • mcp__chrome-devtools__navigate_page → navigate to target URL
    • mcp__chrome-devtools__evaluate_script → run the snippet
    • mcp__chrome-devtools__get_console_message → read results
  4. Interpret results using the thresholds defined in the skill
  5. Provide actionable recommendations based on findings

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