Topics / #seo

SEO projects on GitHub

Search engine optimization tooling and techniques

As of , the most-starred SEO projects on GitHub are Front-End-Checklist (74.5K stars), nuxt (61K stars) and marketingskills (55.3K stars). GitHub.Locker tracks 50 SEO repositories with 525.1K stars combined. The fastest-growing on October 17 was marketingskills, with +142 stars in a day.

50Projects
525.1KStars in total
+813Stars in a day
Browse in the catalog →github.com/topics/seo ↗

Hot right now

Most stars gained in a day · Oct 17

+142

marketingskills

coreyhaines31/marketingskills · ★ 55.3K

A collection of AI agent skills focused on marketing tasks — CRO, copywriting, SEO, analytics, and growth engineering — built for technical marketers and founders who want AI coding agents to help with those jobs.

+113

open-seo-mcp-skills

Ryze-AI-Adgent/open-seo-mcp-skills · ★ 6K

A set of open-source SEO and GEO (generative engine optimization) skills for Claude, paired with an MCP connector called Ryze that pulls data from your own Google Search Console, GA4 and Google Ads instead of relying on estimates.

+97

open-seo

every-app/open-seo · ★ 23.9K

An open source alternative to Semrush and Ahrefs: an all-in-one SEO tool you can use yourself or plug into an AI agent, paying as you go instead of a big subscription.

+84

marketing-skills

irinabuht12-oss/marketing-skills · ★ 4.9K

A free collection of 49 Claude skills for marketing tasks like Google Ads and Meta Ads audits, SEO, and AI visibility, paired with the Ryze MCP connector that feeds Claude live Google Ads, Meta Ads, GA4 and Search Console data.

The all-time top

50 projects · by stars

  1. #1 · thedaviddias/Front-End-Checklist

    Front-End-Checklist

    Front-End Checklist is an open-source front-end quality system that turns front-end best practices into a practical review workflow, usable by humans and AI agents via web, MCP server, or this README.

    74.5K
  2. #2 · nuxt/nuxt

    nuxt

    Nuxt is a free and open-source framework for building type-safe, performant, production-grade full-stack web applications and websites with Vue.js.

    61K
  3. #3 · coreyhaines31/marketingskills

    marketingskills

    A collection of AI agent skills focused on marketing tasks — CRO, copywriting, SEO, analytics, and growth engineering — built for technical marketers and founders who want AI coding agents to help with those jobs.

    55.3K
  1. 4

    web-check

    35.2Klissy93/web-check · TypeScript

    Web-Check is an open-source OSINT dashboard that lets you analyse any website: it pulls IP info, SSL chain, DNS records, cookies, headers, server location, and more into one report so you can understand its tech stack and security posture.

  2. 5

    lighthouse

    30.9KGoogleChrome/lighthouse · JavaScript

    Lighthouse is an open-source web auditing tool from Google: it runs a page through automated checks, collects modern performance metrics and best-practice insights, and turns them into a scored report.

  3. 6

    HEAD

    30.3Kjoshbuchea/HEAD

    A concise reference guide to the HTML element — which meta, link, title and other tags a web page should have, with recommendations for icons, SEO and social previews.

  4. 7

    open-seo

    23.9Kevery-app/open-seo · TypeScript

    An open source alternative to Semrush and Ahrefs: an all-in-one SEO tool you can use yourself or plug into an AI agent, paying as you go instead of a big subscription.

  5. 8

    vuepress

    22.7Kvuejs/vuepress · JavaScript

    VuePress is a minimalistic static site generator powered by Vue: it turns your content into fast static websites, most often used for documentation sites and blogs.

  6. 9

    claude-seo

    19.1KAgriciDaniel/claude-seo · Python

    Claude SEO is an open-source SEO analysis plugin for Claude Code: it runs 25 sub-skills and 18 specialist agents in parallel across technical SEO, E-E-A-T content quality, Schema.org markup, AI search (GEO), local, e-commerce, and international SEO, and every audit ends in a prioritized action plan.

  7. 10

    lazysizes

    17.7KaFarkas/lazysizes · JavaScript

    lazysizes is a fast, jank-free, SEO-friendly lazy loader for images (including responsive picture/srcset), iframes, scripts and widgets. It self-initializes and loads assets only as they become visible, with no configuration.

  8. 11

    hugo-PaperMod

    14Kadityatelange/hugo-PaperMod · HTML

    Hugo PaperMod is a fast, clean, responsive theme for the Hugo static site generator. It is based on hugo-paper and adds many extra features and customization options.

  9. 12

    minimal-mistakes

    13.6Kmmistakes/minimal-mistakes · HTML

    A flexible two-column theme for Jekyll, the Ruby static site generator. It is made for personal sites, blogs, project documentation, and portfolios, with deliberately minimal styling you are meant to customize.

  10. 13

    NotionNext

    11.9Knotionnext-org/NotionNext · JavaScript

    NotionNext is an open-source site system built on Next.js and the Notion API: you keep managing posts, categories, tags and menus in Notion, and it publishes that workspace as a fast, searchable, standalone website.

  11. 14

    geo-seo-claude

    11.1Kzubair-trabzada/geo-seo-claude · Python

    A GEO-first SEO skill for Claude Code that audits and optimizes websites for AI-powered search engines like ChatGPT, Claude, Perplexity, Gemini, and Google AI Overviews, alongside traditional SEO.

  12. 15

    django-cms

    10.7Kdjango-cms/django-cms · Python

    django CMS is a lean, open-source enterprise content management system built on Django for creating and running content-heavy websites with structured publishing workflows.

  13. 16

    tailwind-nextjs-starter-blog

    10.6Ktimlrx/tailwind-nextjs-starter-blog · TypeScript

    A Next.js and Tailwind CSS blogging starter template, preconfigured for technical writing and positioned as a replacement for existing Jekyll or Hugo personal blogs.

  14. 17

    react-static

    10.3Kreact-static/react-static · JavaScript

    React Static is a progressive static site generator for React: it exports your site as fast static HTML pages that each boot into a full React single-page app.

  15. 18

    jekyll-theme-chirpy

    10.3Kcotes2020/jekyll-theme-chirpy · HTML

    Chirpy is a minimal, responsive, and feature-rich Jekyll theme made for technical writing — a ready-made design and feature set for static blogs.

  16. 19

    seomachine

    7.5KTheCraigHewitt/seomachine · Python

    SEO Machine is a specialized Claude Code workspace for creating long-form, SEO-optimized blog content for any business. It helps you research, write, analyze, and optimize content that ranks well and serves your target audience.

  17. 20

    open-seo-mcp-skills

    6KRyze-AI-Adgent/open-seo-mcp-skills · Shell

    A set of open-source SEO and GEO (generative engine optimization) skills for Claude, paired with an MCP connector called Ryze that pulls data from your own Google Search Console, GA4 and Google Ads instead of relying on estimates.

  18. 21

    beautiful-jekyll

    5.8Kdaattali/beautiful-jekyll · HTML

    Beautiful Jekyll is a ready-to-use Jekyll template that lets you build a nice-looking personal site, blog, or project page in a couple of minutes.

  19. 22

    google-ads-meta-ads-mcp

    5.2Kirinabuht12-oss/google-ads-meta-ads-mcp

    It is a single hosted remote MCP server that bundles a Google Ads MCP, a Meta Ads MCP (Facebook and Instagram), Google Analytics 4, and Google Search Console, exposing 250+ tools so AI assistants can create campaigns, pull reports, and manage ad accounts by chat instead of dashboards.

  20. 23

    marketing-skills

    4.9Kirinabuht12-oss/marketing-skills

    A free collection of 49 Claude skills for marketing tasks like Google Ads and Meta Ads audits, SEO, and AI visibility, paired with the Ryze MCP connector that feeds Claude live Google Ads, Meta Ads, GA4 and Search Console data.

  21. 24

    youtube-automation-agent

    4.4KdarkzOGx/youtube-automation-agent · JavaScript

    AgentTube (youtube-automation-agent) is an open-source AI agent that runs a YouTube channel end to end: it researches topics, writes scripts, generates narration and visuals, assembles videos, optimizes metadata, runs review gates, schedules, publishes, and learns from analytics.

  22. 25

    notfair-plugin

    4Knowork-studio/notfair-plugin · Python

    NotFair Plugin is an open-source collection of 45 marketing skills (SEO, GEO/AEO, paid media, Google/Meta/X/LinkedIn Ads, analytics) that AI agents like Claude Code, Codex, Cursor, and Gemini CLI can follow as structured, reviewable workflows instead of a generic prompt collection.

  23. 26

    GEOFlow

    3.8Kyaojingang/GEOFlow · PHP

    GEOFlow is an open-source GEO (Generative Engine Optimization) content engineering platform for enterprise websites. It links trusted knowledge, AI content production, a quality gate, manual review, multi-site distribution and analytics into one admin system.

  24. 27

    ai-marketing-skills

    3.6Kericosiu/ai-marketing-skills · Python

    A collection of open-source Claude Code skills for marketing and sales teams, covering growth experiments, sales pipeline automation, content ops, outbound, SEO, finance ops, and video production. They are complete workflows -- scripts, scoring algorithms, expert panels, and automation pipelines -- built by the Single Brain team and tested on real revenue-generating pipelines.

  25. 28

    serpbear

    2.1Ktowfiqi/serpbear · TypeScript

    SerpBear is an open-source app that tracks your website's keyword positions in Google and notifies you when rankings change.

  26. 29

    sales-crm

    1.7Kkargulstudio/sales-crm · TypeScript

    Kargul Starter is a boilerplate for building web projects with Next.js 16, React 19, and Tailwind CSS 4, shipped with a strict set of build conventions.

  27. 30

    Smartstore

    1.7Ksmartstore/Smartstore · C#

    Smartstore is a modular, open-source all-in-one eCommerce platform built on ASP.NET Core 10, offering a full storefront plus backend for managing a multi-language, multi-store, multi-currency online shop.

  28. 31

    youtube-agent-skill

    1.6KJakeschincariol/youtube-agent-skill · Python

    A pack of eleven Claude Skills that handle the day-to-day work of running a YouTube channel: writing scripts off hook formulas, linting title/thumbnail pairs, reading retention exports, building edit decision lists, pulling Shorts out of long videos, and ranking what's working in your niche. It is free, MIT-licensed, and needs no signup or API key.

  29. 32

    workflow_templates

    1.3KComfy-Org/workflow_templates · TypeScript

    The official collection of ComfyUI workflow templates: ready-made image, video and audio generation workflows that appear in ComfyUI's template picker and on comfy.org/workflows, plus reusable subgraph blueprints.

  30. 33

    new-term-radar

    1.1Kzhuyansen/new-term-radar · Python

    A daily tool that watches X, Hugging Face, GitHub and sitemaps for brand-new AI model, product and repo names and surfaces them before they show up in keyword tools or Google Trends, so people building pages, posts or products around new terms can act early.

  31. 34

    backlink_skills

    788flaqai/backlink_skills · Python

    A set of open-source Codex Skills maintained by the Flaq AI team for submitting backlinks to directories and producing SEO content. It bundles two product-directory submission skills, a general SEO writer, and three platform-specific writers for LinkedIn, Medium, and WeChat.

  32. 35

    rankme.fast

    750SelmiAbderrahim/rankme.fast · TypeScript

    RankMeFast is a self-hosted SEO platform that bundles site audits, rank tracking, keyword research, backlink analysis, Search Console integration, and AI-visibility tracking into one Docker Compose stack, positioned as an open alternative to closed SaaS tools like Semrush.

  33. 36

    fire-your-seo-agency

    734leopard627/fire-your-seo-agency · Python

    A Claude Code skill that audits and optimizes a website across five search-visibility channels — SEO, AEO, GEO, LLMO, and Naver's NEO — doing the work a paid 'AI search optimization' agency would charge for.

  34. 37

    ai-employees

    630markfulton/ai-employees · JavaScript

    Eight open source AI Employees for small business: each is a self-contained kit that runs one business role — 60 scheduled routines in total — on your own machine, driven by the AI coding agent you already use, like Claude Code.

  35. 38

    bisibility

    605CorgiCorner/bisibility · TypeScript

    bisibility is an open-source SEO platform for researching keywords, inspecting backlinks, and tracking Google search rankings, with all the data stored in a PostgreSQL database you control.

  36. 39

    seo-monster

    553avansaber/seo-monster · Python

    SEOMonster is an open-source MCP server that turns your AI assistant (Claude, Cursor, Cline, Codex) into an SEO analyst, working directly off your own Google Search Console, GA4, PageSpeed Insights, and Cloudflare data on your own machine.

  37. 40

    marketing-os

    550Yuzzyuk/marketing-os

    Marketing OS is a single Claude Skill that packs an entire marketing department into 14 modules — audits, copywriting, hook generation, ad diagnosis, GEO, email, launches, pricing and more — so an AI agent can do full marketing work instead of you.

  38. 41

    seo-skills

    527Illyism/seo-skills

    A collection of open-source SEO skills for AI agents like Claude Code, Cursor and Codex, covering daily SEO checks, title tag fixes, blog refreshes, backlink buying, customer journey mapping and copywriting.

  39. 42

    workflow-editor

    432kargulstudio/workflow-editor · TypeScript

    This is a Next.js starter boilerplate pairing Next.js 16, React 19 and Tailwind CSS 4, built around a strict set of build conventions documented in CONVENTIONS.md.

  40. 43

    geo-score

    324jianruntech/geo-score · Python

    A free command-line scorecard for AI visibility: it reads your site the way answer-engine crawlers do and prints a 0-100 readiness score against a published, versioned rubric — not a black box.

  41. 44

    submitmap-mcp

    276FifthWye/submitmap-mcp

    SubmitMap MCP is a remote MCP server that gives AI agents structured access to SubmitMap, a directory of product launch platforms and startup directories, where each platform is a typed record with eligibility rules, disqualifiers, submission steps, approval time and dofollow status.

  42. 45

    keywordpro

    263AgriciDaniel/keywordpro · TypeScript

    Keyword Pro is a standalone, local keyword research console that runs a guided report alongside an advanced DataForSEO endpoint explorer, with saved sessions, charts, and PDF, CSV, and JSON exports.

  43. 46

    marketing-agi

    233holy-templar/marketing-agi

    Marketing AGI is a single Claude skill made of 14 modules that cover the full surface a marketer touches: scored audits, copy grading, a hook engine, ad diagnosis, GEO, email, launches, positioning and pricing.

  44. 47

    AnvilWiki

    200PNGTRID/AnvilWiki · TypeScript

    AnvilWiki is an open-source template for building a game wiki or SEO content site around a specific game (Roblox, Steam titles, etc.), built with Astro and deployed to Cloudflare Pages. It drives traffic through SEO and monetizes with ads, and 100% of the ad revenue goes to you.

  45. 48

    canonry

    186Canonry/canonry · TypeScript

    Canonry is an open-source, agent-first AEO (AI SEO) operating platform: it tracks your brand's visibility in AI answer engines like ChatGPT, Claude, Gemini and Perplexity, investigates changes across search and traffic, and measures progress after you or your agent acts. It's self-hosted, with a web UI plus CLI, MCP and REST API.

  46. 49

    seo-landing

    169aleksandr-alhoff/seo-landing · HTML

    It is an Agent Skill that turns an AI coding agent into a technical SEO engineer, guiding it to build or fix landing pages for performance, Core Web Vitals, and structured data.

  47. 50

    searchmirror

    110databluedev/searchmirror · Python

    SearchMirror is an open-source, self-hosted rank tracker and AI-visibility monitor that checks Google search positions by keyword, region, language, and device through the DataBlue SERP API.

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