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SEO Backlink Gap Skill by @seranking

FREE

github stars★ 189updatedMay 2026repo@seranking

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$git clone https://github.com/seranking/seo-skills

The skill is the skills/seo-backlink-gap folder inside that repository. Copy it into the folder your agent loads skills from; check your agent's documentation for where that is.

about SEO Backlink Gap Skill by @seranking

Find referring domains that link to multiple competitors but not to your site, then enrich with authority, anchor samples, and outreach angle per row.

our take

Finds domains that link to several competitors but not to you and enriches each with authority, anchor samples and an outreach angle, producing a prospect list for outreach.

when to use it

You plan link building and want realistic targets
You compare your link profile with competitors
You want outreach angles prepared per prospect

before you install

Link data is an estimate, so verify prospects manually
Outreach should earn links on merit, since manipulative link schemes break search guidelines

what's inside

The original SKILL.md is organised into these sections:

Prerequisites
Process
Output format
Filters applied
Top 25 prospects
Outreach brief
Counts
Files
Tips

source and license

Written and maintained by @seranking. It is published under the MIT license, which allows reuse with attribution. SkillDirectory does not claim authorship: this page adds our own review and links back to the original, and the skill's text belongs to its author.

View the full SKILL.md on GitHub ↗

Read the opening of the original SKILL.md

> Example output: [examples/seo-backlink-gap-linear-app-20260514/REPORT.md](../../examples/seo-backlink-gap-linear-app-20260514/REPORT.md)

# Backlink Gap

Produce an actionable link-prospecting list: domains linking to your top competitors but not to you, filtered by authority and relevance, enriched with anchor samples and a suggested outreach angle.

## Prerequisites

- SE Ranking MCP server connected.
- Claude's `WebFetch` tool available (used for prospect scoring and topical relevance checks).
- User provides: (a) target domain, (b) 3 to 5 competitor domains, and optionally (c) minimum Domain Trust (default: 25), (d) dofollow-only filter (default: true), (e) minimum intersection count (default: linked by at least 2 of the N competitors).

## Process

1. **Baseline target backlinks** `DATA_getBacklinksRefDomains`, `DATA_getBacklinksSummary`
   - Pull the target domain's existing referring domains to build an exclusion set.
   - Save count and summary metrics for the report.
…

Excerpt only, quoted from the author's repository. Open the repository for the complete file.

↓ download .zip