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Performance Advisor

Category: Content  ·  Sub-category: content-misc  ·  Last updated:
Identifies performance issues in the generated code that affect search ranking — images missing width/height attributes, images below the fold missing lazy loading, and render-blocking script or style patterns. Produces a report with specific file and line references. Use this skill after meta-writer completes.

What this skill does

Performance Advisor is a community-contributed Claude Code skill in the content-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/performance-advisor/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Performance Advisor Claude Code skill is built for content creators, marketers, copywriters, SEO professionals, and editorial teams. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 116,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/performance-advisor
curl -L https://claudskills.com/skills/performance-advisor/SKILL.md \
  -o ~/.claude/skills/performance-advisor/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/performance-advisor/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/performance-advisor/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\performance-advisor\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Telegram

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Performance Advisor Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/performance-advisor/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.
What does the Performance Advisor skill do?
Identifies performance issues in the generated code that affect search ranking — images missing width/height attributes, images below the fold missing lazy loading, and render-blocking script or style patterns. Produces a report with specific file and line references. Use this skill after meta-writer completes.
Is this skill free to install?
Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.
When should I use the Performance Advisor skill?
Use Performance Advisor when your Claude Code task falls under the Content category — specifically in the content misc area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Performance Advisor" or describe the task and let Claude pick). Browse related skills at /category/content/.
What is a Claude Code skill and how does the Performance Advisor skill fit in?
A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Performance Advisor is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Content category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA
Darry17. (2026). Performance Advisor [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/performance-advisor/
BibTeX
@misc{performance-advisor-2026,
  author    = {Darry17},
  title     = {Performance Advisor [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/performance-advisor/}
}

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Browse all Content skills in the ClaudSkills registry, or explore these other picks from the same category:

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