An SEO tool that analyzes the structure of a site, crawls the site, count words in the body of the site and warns of any technical SEO issues.

Open source SEO audit tool.

AI Agent Skills built for Founders who hate Marketing

Codex-first SEO skill suite. 26 workflows, 24 TOML agents, DataForSEO/Gemini/Google/Firecrawl integrations, GEO/AEO, CWV, schema, backlinks, local/maps, and deterministic reports.

🔍 A comprehensive list of SEO requirements to rank your page higher

Headless MCP server for Screaming Frog SEO Spider – run crawls, export and analyze crawl data via the CLI. Small locked-down tool surface for scheduled audits, CI, and unattended AI agents.

Agentic SEO operating system as a Claude Code plugin: project Wiki, DataForSEO workflows, content briefs, technical SEO, and human-approval gates.

23 production-ready SEO skills for Claude Code. Technical SEO, content optimization, keyword research, backlink analysis, and AI visibility monitoring.

Task-plan driven SEO and LLM-friendly website skill cluster

The AI-native technical SEO crawler. Open-source MCP server for Claude / Cursor / Codex — 37 tools, 50+ checks, unlimited pages, WAF detection, ephemeral by design. Built on LibreCrawl. MIT.

Gamified AI SEO audit app that turns website issues into 16-bit dungeon battles for local Codex, Claude, and Gemini CLI workflows.

Terminal-native SEO workflows for audits, technical SEO, schema, GEO, local search, backlinks, and client-ready reporting.

Google Chrome bookmarklets for SEO and web page auditing purposes

42 SEO commands for Claude Code — site audits, Ahrefs backlinks, GSC analytics, SERP research, content briefs, technical SEO, schema validation, and more

Detects when a deploy silently ships a noindex, drops a schema block, or rewrites your canonical. Baselines a page's SEO contract, diffs every change with Critical/Warning/Info severity, and points fixes to claude-seo sub-skills. A Claude Code skill. Open source.

Powerful SEO Analyzer for comprehensive on-page, technical, and content audits. Features CLI & Flask API. Ideal for developers & SEOs. #Python #SEO

AI-powered SEO and CRO auditing platform with automated technical checks, content analysis, UX insights, and smart reporting.

Complete 21-phase local business SEO audit plugin for Claude Code — 24 skills, 36 commands, 6 sub-agents, AI visibility, competitor analysis, and actionable roadmaps

Universal SEO & GEO skill for AI IDEs — Google, Bing, AI Overviews, Bing Copilot, ChatGPT, Perplexity. Works with Cursor, Windsurf, GitHub Copilot, Replit, Lovable, Bolt, and any AI assistant.

"Page Auditor for Technical SEO" is an open source Google Chrome Extension created by Franco Folini. Once you added Page Auditor to your browser it will let you explore and analyze Structured Data, JavaScript scripts, Meta-Tags, Robots.txt and Sitemap.xml files from any webpage. All these elements are critical to improve the on-page SEO.