Can I automate SEO for multilingual sites?

Yes, the skill covers hreflang implementation and multilingual canonical strategies to ensure the correct language version appears in regional search results.

Can I use this to block AI crawlers like GPTBot or CCBot?

Absolutely. The skill includes specific patterns for robots.txt that allow you to selectively block or allow AI-specific user agents.

Does this skill support the Next.js App Router?

Yes, it is specifically optimized for Next.js 13, 14, and 15+ using the App Router, leveraging the built-in Metadata API and dynamic file generation.

Does it help with duplicate content issues?

Yes, it focuses on implementing self-referencing and clean canonical URLs to ensure search engines only credit the authoritative version of your pages, even with query parameters.

How does it handle very large sitemaps?

It provides implementation patterns for sitemap indexes, allowing you to split URLs across multiple sitemap files when you exceed the 50,000 URL limit.

Sitemap & Canonical SEO

Name: Sitemap & Canonical SEO
Author: antoineschaller

byantoineschaller

•

マーケティングオートメーション

Implements optimized sitemaps, robots.txt, and canonical URLs for Next.js applications to maximize search engine indexing and ranking.

This skill provides specialized guidance for implementing the 'SEO Discovery Trinity' within Next.js App Router environments. It automates the creation of dynamic sitemaps that scale with your CMS, configures environment-aware robots.txt files to protect staging environments, and implements robust canonical URL strategies to prevent duplicate content penalties. Whether managing a high-volume e-commerce site or a multilingual blog, this skill ensures your technical SEO foundation is production-ready and optimized for modern search engine crawlers.

主な機能

01Automated canonical URL implementation using the Next.js Metadata API

021 GitHub stars

03Dynamic sitemap.xml generation for large-scale CMS and product data

04Environment-based robots.txt logic to prevent indexing of development sites

05Multilingual SEO patterns including hreflang and cross-domain canonicals

06Advanced crawler rules to optimize crawl budget and block AI scrapers

ユースケース

01Orchestrating technical SEO for Next.js e-commerce platforms with thousands of dynamic products

02Consolidating ranking signals for marketing pages that use heavy tracking parameters

03Managing crawler access across production, staging, and local development environments

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add antoineschaller/cortex-skills sitemap-canonical-seo

For use in Claude.ai and ChatGPT

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