performance skills
3 reviewed performance skills for Claude Code, Cursor, and Codex, 6.1K installs combined. Every one carries a plain-language summary and a security audit derived from its source files.
Top performance picks
- 1.
audit-speed (2.2K installs): The audit-speed skill provides a framework for diagnosing Core Web Vitals and page speed issues.
- 2.
seo-images (2.2K installs): The seo-images skill provides image optimization analysis and file processing for SEO.
- 3.
seo-google (1.7K installs): The seo-google skill provides an interface to Google SEO APIs, including Search Console, PageSpeed Insights, CrUX, Indexing API, GA4, YouTube, and Google Ads Keyword Planner.
audit-speed
2.2KSEO professionals, web developers, and site owners investigating page speed, Core Web Vitals, and resource optimization
The audit-speed skill provides a framework for diagnosing Core Web Vitals and page speed issues. It includes root-cause analysis trees for LCP, CLS, and INP metrics, resource weight benchmarks, and a structured reporting format for performance optimization recommendations.
seo-images
2.2KSEO specialists, web developers, and content managers optimizing website image performance and search engine visibility
The seo-images skill provides image optimization analysis and file processing for SEO. It audits HTML for alt text, file sizes, formats, lazy loading, and CLS prevention. It also performs image file conversions to WebP/AVIF, injects IPTC/XMP metadata for Google Images rich results, and audits AI-generated image labeling requirements.
seo-google
1.7KSEO professionals, web developers, and site owners who need to integrate Google's official performance and search data into their workflows
The seo-google skill provides an interface to Google SEO APIs, including Search Console, PageSpeed Insights, CrUX, Indexing API, GA4, YouTube, and Google Ads Keyword Planner. It enables users to retrieve real-time field data for Core Web Vitals, indexation status, search performance, and organic traffic trends.