Details
Overview
SEO Technical: Mobile-Friendly 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 mobile-first indexing optimization and mobile usability. Google uses the mobile version of pages for indexing and ranking; mobile-friendliness is a ranking factor.
Identify: 1. Site type: Responsive, separate AMP, dynamic serving 2. Content parity: Does mobile show same content as desktop? 3. Tools: GSC Mobile Usability report; Mobile-Friendly Test
Official skill id: mobile-friendly. Source path: skills/seo/technical/mobile-friendly.
Key Features
- M: obile-first indexing: Google primarily crawls and indexes mobile version
- M: obile adaptation: Responsive design, viewport, breakpoints
- C: ontent parity: Mobile and desktop content should match (or mobile preferred)
- M: obile usability: Viewport, font size, touch targets, no intrusive interstitials
- A: MP: Accelerated Mobile Pages—status and when to consider
- M: obile Usability status: Pass/fail from GSC or Mobile-Friendly Test
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 mobile-friendly
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 optimize for mobile-first indexing or fix mobile usability. Also use when the user mentions "mobile-friendly," "mobile-first indexing," "mobile SEO," "responsive design," "mobile adaptation," "mobile viewport," "viewport meta," "touch targets," "font size mobile," "AMP," or "Accelerated Mobile…
FAQ
How do I install this skill?
npx skills add https://github.com/kostja94/marketing-skills --skill mobile-friendly
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 mobile-friendly 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.