head to head · open source
marketingskills vs claude-seo
marketingskills has 54,784 GitHub stars, 8,115 forks, 154 open issues and last shipped yesterday. claude-seo has 18,955 stars, 2,766 forks, 19 open issues and last shipped 11 days ago. marketingskills leads on adoption by 189% (54,784 vs 18,955 stars). marketingskills is written in JavaScript under MIT; claude-seo is written in Python under MIT. marketingskills has attracted 15% as many forks as stars, claude-seo 15%. marketingskills was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-seo, claude-code), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| marketingskills | claude-seo | |
|---|---|---|
| GitHub stars | ★ 55K | ★ 19K |
| License | MIT | MIT |
| Written in | JavaScript | Python |
| Last push | 2026-10-14 | 2026-10-04 |
| Forks | ⑂ 8.1K | ⑂ 2.8K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick marketingskills if
- You weight community size — 55K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick claude-seo if
- You want the claude-seo feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and claude-seo fits your workflow better
About marketingskills
marketingskills is a free, MIT licensed collection of marketing skills for Claude Code, OpenAI Codex, Cursor, Windsurf, and any agent that supports the Agent Skills spec, aimed at technical marketers and founders who want AI coding agents to handle conversion optimization, copywriting, SEO, analytics, and growth engineering.
read the full marketingskills overview →
About claude-seo
Claude SEO is an open source SEO analysis skill for Claude Code that runs 25 sub skills and 18 specialist agents in parallel across technical SEO, E E A T content quality, Schema.org markup, AI search optimization, local SEO, and reporting, built for SEO agencies, in house SEO leads, and freelance consultants who need repeatable, testable audits rather than one off tool output.
read the full claude-seo overview →
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Frequently asked questions
Is marketingskills or claude-seo more popular?
marketingskills has 54,784 GitHub stars and claude-seo has 18,955. marketingskills has the larger community by that measure.
Are marketingskills and claude-seo free?
Both are open source. marketingskills is licensed under MIT and claude-seo under MIT. Neither carries a licence fee.
What is the difference between marketingskills and claude-seo?
marketingskills is written in JavaScript and claude-seo in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, marketingskills or claude-seo?
Choose marketingskills if you want the larger community (54,784 stars) or its MIT licence terms. Choose claude-seo if its feature set, stack or MIT licence fits better. Both are self-hostable.