Agent skill · marketing growth · secondsky
seo-optimizer
SEO optimization with keyword analysis, readability assessment, technical validation, content quality. Use for search rankings, blog posts, content audits, or encountering keyword density, readability scores, meta tags, schema markup errors.
Why this skill is useful
Provides detailed keyword analysis, readability metrics, and technical SEO recommendations that the AI wouldn't reliably generate on its own.
What it needs
About 4k tokens when loaded. Last updated 2026-08-06. 204 stars on the source repository.
What this skill does
SEO Optimizer Overview Perform comprehensive SEO analysis and optimization covering keyword placement, readability metrics, technical elements, and content quality to improve search engine rankings and user experience. When to Use Optimizing blog posts or articles for search rankings Conducting content audits Improving existing content performance Planning new content with SEO in mind Analyzing competitor content strategies Preparing content for publication Core Analysis Areas 1. Target Keywords Analysis Identify primary and secondary keywords Check placement in title, H1, first 100 words, subheadings Calculate keyword density (target: 1-2%) Identify LSI keywords and semantic variations Flag keyword stuffing issues 2. Content Structure Verify heading hierarchy (H1 → H2 → H3) Check keyword usage in headings Evaluate paragraph length (target: <150 words) Assess overall scannability Review content organization 3. Readability Metrics Key Metrics: Flesch Reading Ease score (60-70 ideal) Grade level estimation Average sentence length (<20 words) Passive voice percentage (minimize) Transition word usage 4. Technical SEO Elements Element Recommendation --------- ---------------- Meta Title 50-60 characters with primary keyword Meta Description 150-160 characters, compelling with keyword URL Slug Short, keyword-rich, hyphen-separated Image Alt Text Descriptive with natural keyword usage Internal Links Link to related content with keyword anchors External Links Quality outbound links to authoritative sources 5. Content Quality Assessment Word count adequacy (1500+ for competitive topics) Content depth and topic coverage Unique value proposition E-A-T signals (Expertise, Authority, Trustworthiness) Content freshness (current examples, recent data) Clear answer to user intent 6. Provide Actionable Recommendations Organize findings into prioritized action items based on impact and implementation effort. …
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills secondsky/seo-optimizer