Details
Overview
SEO Off-Page: Link Building Skill is an open-source Agent Skill from the kostja94/marketing-skills collection (MIT). It teaches AI coding agents focused marketing / SEO workflows so they can produce production-ready guidance instead of generic advice.
Guides link building strategy: acquiring quality backlinks to improve domain authority and rankings.
Identify: 1. Current backlink profile: Domain authority, referring domains 2. Target keywords: What to rank for 3. Linkable assets: Research, tools, guides, data, testimonials
Official skill id: link-building. Source path: skills/seo/off-page/link-building.
Key Features
- L: ink building: Acquire backlinks from relevant, authoritative sites
- B: roken link building: Find broken links on others' sites; suggest your content as replacement
- U: nlinked brand mentions: Turn mentions into links via outreach
- G: uest posting: Contribute to relevant publications; earn links
- J: ournalist requests: Respond to #JournoRequest; provide quotes/assets
- D: igital PR: PR campaigns for backlinks and E-E-A-T — see eeat-signals
How to Use
- Use a Skill-compatible agent such as Claude Code, Cursor, or Codex.
- Install from the terminal (Node.js required):
npx skills add https://github.com/kostja94/marketing-skills --skill link-building
Or paste the install prompt from this tool page into your agent and ask it to install for you. 3. Restart / reload the agent so the new Skill is loaded. 4. Invoke the Skill with its slash commands or by asking the agent to run the workflow described in Overview / Key Features. 5. Review outputs before publishing — treat model-generated copy, images, and data as drafts.
Pricing
| Plan | Billing | Price | Notes |
|---|---|---|---|
| Open source | — | Free | MIT license; install via npx skills add |
| Full pack | — | Free | Optional: install the entire marketing-skills repo |
No paid tiers. Check the GitHub repository for license and updates.
Best For
Marketers, indie hackers, ecommerce / SaaS founders, and SEO operators who want agents to execute a specific marketing task with structured best practices.
Trigger context from the skill author: When the user wants to build backlinks, acquire links, or improve off-page SEO. Also use when the user mentions "link building," "backlinks," "off-page SEO," "link acquisition," "outreach," "guest posting," "broken link building," "link outreach," "acquire backlinks," "how to build backlinks," or "link building…
FAQ
How do I install this skill?
npx skills add https://github.com/kostja94/marketing-skills --skill link-building
Or copy the skill folder into .cursor/skills/, .agents/skills/, or .claude/skills/.
Does this skill run code on my machine?
No. Skills in this collection are pure Markdown instructions for agents — no executable payloads.
Can I install only this skill instead of the full pack?
Yes. Prefer --skill link-building for a single task. Install 2–3 related skills per job rather than the entire library.
Where should I add project context?
Copy templates/project-context.md from the repo into .cursor/ or .claude/ and fill in product, audience, and brand details so outputs stay tailored.