seo-hreflang agent skill by AgriciDaniel
Audits, validates, and generates hreflang implementations for international SEO, detecting common mistakes and checking language and region codes.
At a glance
| Publisher | AgriciDaniel |
|---|---|
| Repository | AgriciDaniel/claude-seo (33 listed skills) |
| Category | Marketing and SEO |
| License | MIT |
| Last commit | October 5, 2026 (repository) |
| SKILL.md | 274 lines, 1,849 words |
| Bundled files | 6 files, including references |
| Quality score | 86/100 · B Passes all seven graded checks |
| Security scan | Not scanned |
| README badge | Get the badges for this listing |
Before you install
Read from the skill's files at the directory's October 19, 2026 snapshot: what ships with it, what its code reads, and the terms it is published under.
- Bundled scripts: none.
- License: MIT, an open-source or open-content license.
Install seo-hreflang
The skills CLI works with Claude Code, Codex, Cursor and other agents; the other routes copy the folder by hand.
npx skills add https://github.com/AgriciDaniel/claude-seo/tree/main/skills/seo-hreflangtmp="$(mktemp -d)"
git clone --depth 1 https://github.com/AgriciDaniel/claude-seo.git "$tmp/repo"
mkdir -p .claude/skills
cp -R "$tmp/repo/"skills/seo-hreflang .claude/skills/
rm -rf "$tmp"python3 ~/.codex/skills/.system/skill-installer/scripts/install-skill-from-github.py \
--repo AgriciDaniel/claude-seo \
--path skills/seo-hreflangAgriciDaniel/claude-seo is third-party code. Read SKILL.md and any bundled scripts before you install it.
How the author describes it
Hreflang and international SEO audit, validation, and generation. Detects common mistakes, validates language/region codes, and generates correct hreflang implementations. Use when user says "hreflang", "i18n SEO", "international SEO", "multi-language", "multi-region", or "language tags".
From the description field of SKILL.md. Agents read this line to decide when to load the skill.
Sections in SKILL.md
- Validation Checks
- 1. Self-Referencing Tags
- 2. Return Tags
- 3. x-default Tag
- 4. Language Code Validation
- 5. Region Code Validation
- 5b. Geo-targeting signal hierarchy
- 5c. Region-specific Search units (EEA, South Africa, Türkiye)
- 6. Canonical URL Alignment
- 7. Protocol Consistency
- 8. Cross-Domain Support
- Common Mistakes
- Implementation Methods
- Method 1: HTML Link Tags
- Method 2: HTTP Headers
- Method 3: XML Sitemap (Recommended for large sites)
Files in the skill folder
LICENSE.txtSKILL.mdreferences/content-parity.mdreferences/cultural-profiles.mdreferences/locale-formats.mdreferences/machine-translation-qa.md
Suede Skill Check: 86/100 · B
Report snapshot · · graded-v2
The rubric totals 100 points; published scores are capped at 99. Security scan: not scanned.
Source revision: 4b99de2f7de7. Report version 0e1c1955589c. Badge URLs follow the latest listing; save the report to keep this version.
Download report · Request a fresh review
What to review next
- Boundary clause: 0 of 4 points. 4 when the description says when not to use the skill (“Not for …”, “Do not use …”, “Use … instead”).
- Bundled scripts: 0 of 2 points. 2 when the skill folder ships a scripts/ folder.
- Tool permissions declared: 0 of 2 points. 2 when the frontmatter declares allowed-tools.
Add declarations and bundled files when they describe the skill’s actual needs. Update the source, then request a fresh review with the changed commit or PR.
seo-hreflang passes the required frontmatter check and all seven graded checks, which cover the SKILL.md format, a declared license and a commit in the last year. Those checks earn 56 of the score’s points; the rest come from description quality, instruction depth, bundled files, maintenance and curated-list citations. How the score works.
See the checks and points
| Check | Result |
|---|---|
| Frontmatter parses and declares a name and a description | Pass |
| Name uses lowercase letters, digits and hyphens, 64 characters or fewer | Pass |
| Name matches the skill's folder name | Pass |
| Description is between 50 and 1,024 characters | Pass |
| Description says when an agent should use the skill | Pass |
| SKILL.md body is 500 lines or fewer | Pass |
| A license is declared in the frontmatter or the repository | Pass |
| Repository has a commit in the last 12 months | Pass |
| Score component | Points |
|---|---|
| Structural checks | 56 of 56 |
| Description length | 5 of 5 |
| Boundary clause | 0 of 4 |
| Example request | 3 of 3 |
| Instruction depth | 7 of 7 |
| Reference files | 3 of 3 |
| Bundled scripts | 0 of 2 |
| Recent maintenance | 9 of 9 |
| Curated-list citations | 3 of 7 |
| Tool permissions declared | 0 of 2 |
| Compatibility declared | 0 of 2 |
Two badges for seo-hreflang
Choose the numeric badge, the letter badge, or both. Each links to this skill’s Suede listing; either valid linked badge can qualify for the feature offer.
[](https://skills.suedeai.ai/directory/agricidaniel/claude-seo/seo-hreflang/)
[](https://skills.suedeai.ai/directory/agricidaniel/claude-seo/seo-hreflang/)<a href="https://skills.suedeai.ai/directory/agricidaniel/claude-seo/seo-hreflang/"><img src="https://skills.suedeai.ai/directory/agricidaniel/claude-seo/seo-hreflang/score.svg" alt="Suede Skill Check: 86/100" width="160" height="175"></a>
<a href="https://skills.suedeai.ai/directory/agricidaniel/claude-seo/seo-hreflang/"><img src="https://skills.suedeai.ai/directory/agricidaniel/claude-seo/seo-hreflang/badge.svg" alt="Suede Skill Check: Grade B" width="160" height="175"></a>Suede Certified on the shield refers to this published structural quality check. Security scan: not scanned. Read the methodology.
Limited-time feature offer: display either the numeric or letter badge in your repository or skill README (both also qualify), then request badge verification. Eligible skills scoring 80–99 can receive a featured placement after Suede verifies at least one valid badge linked to the skill’s listing. Suede has not announced an end date.
Where this skill is cited
AgriciDaniel/claude-seo appears in 2 curated lists: VoltAgent/awesome-agent-skills, heilcheng/awesome-agent-skills.