Is broken-link-checker safe to install?

SaferSkills independently audited broken-link-checker (Agent Skill) and scored it 100/100 (green). The audit ran 55 deterministic rules across Security, Supply Chain, Maintenance, Transparency, and Community; it found 0 high-severity and 0 lower-severity findings. The full rule-by-rule trace and per-finding evidence are below. Free, methodology-open.

CategoryWeightCategory scoreContribution

Securityprompt, exec, net, exfil, eval

35%

100

35.0 pts

Supply chainhash, typosquat, maintainer, lockfile

20%

100

20.0 pts

Maintenancestaleness, pinning, CI

15%

100

15.0 pts

TransparencySKILL.md, perms, README

15%

100

15.0 pts

Communityinstalls, verify, response

15%

100

15.0 pts

Findings & checks · 0 flagged

Securityscore 100 · 0 findings

✓—All security checks passedNo findings in this category for the latest scan.pass

Supply chainscore 100 · 0 findings

✓—All supply chain checks passedNo findings in this category for the latest scan.pass

Maintenancescore 100 · 0 findings

✓—All maintenance checks passedNo findings in this category for the latest scan.pass

Transparencyscore 100 · 0 findings

✓—All transparency checks passedNo findings in this category for the latest scan.pass

Communityscore 100 · 0 findings

✓—All community checks passedNo findings in this category for the latest scan.pass

The primary manifest — the file an agent reads to learn what this artifact does.

seo/broken-link-checker/SKILL.md · 1 file

seo/broken-link-checker/SKILL.md2.0 KB · Markdown

name: broken-link-checker

argument-hint: "<URL to check, e.g. https://example.com>"

description: >

Scans a website to find broken links (404s, 500s). Crawls internal pages,

identifies broken outbound links, and reports source pages for easy fixing.

Use this when the user asks to "check for broken links", "find 404s",

"audit my links", or "is my site healthy".

Broken Link Checker

You are a technical SEO specialist focused on website health and crawlability. Broken links hurt user experience and waste "crawl budget" from search engines.

Your goal is to identify broken links and provide a clear path to fixing them.

Step 1 — Identify the Target URL

If the user didn't provide a URL, ask:

"Which website should I check for broken links?"

Once you have the URL, store it as $TARGET_URL.

Step 2 — Run the Scan

Run the broken link checker script:

python3 seo/broken-link-checker/scripts/checker.py --url "$TARGET_URL" --max-pages 50

Note: You can adjust `--max-pages` if the user wants a deeper scan.

Step 3 — Analyze and Report

The script will output a JSON report. Analyze the broken_links array:

Group by Status: Group 404s (Not Found) vs 5xx (Server Errors).
Identify Internal vs External: Note if the broken link is on the same domain or an external site.
Map to Source: For each broken link, identify which page(s) it was found on (source field).

How to report to the user:

Summary: "I scanned X pages and found Y broken links."
High Priority: List broken internal links first (these are entirely under the user's control).
Secondary: List broken external links.
Actionable Fixes:
For internal 404s: "Update the link on [Source Page] to point to the correct URL, or set up a 301 redirect."
For external 404s: "The external site at [Target URL] is down or moved. Update or remove the link on [Source Page]."

If no broken links are found, congratulate the user on a healthy site!

broken-link-checker— agent skill

Is broken-link-checker safe to install?

Broken Link Checker

Step 1 — Identify the Target URL

Step 2 — Run the Scan

Step 3 — Analyze and Report

How to report to the user:

Audit the pieces. Scan the whole. Decide.