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Web Utilities & SEO Tools

Technical website utility tools for robots.txt, hreflang, sitemap validation, crawl checks, and performance diagnostics.

Use these web utilities before a site launch, migration, or crawl cleanup when robots.txt rules, sitemap coverage, hreflang tags, redirects, and performance signals need a fast browser check. The hub is designed for SEOs and developers who need to confirm discoverability signals before Search Console or crawlers surface the problem later.

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5 tools
6 decision pages

Key tool links

Robots.txt Auditor Sitemap Validator Hreflang Checker Website Performance Simulator

Top tools in this category

4 tools

Start with the strongest tools for this topic, then continue into the full tool directory below.

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Top pick

Robots.txt Auditor

Check crawler access, matched groups, and winning rules for a URL before you publish robots.txt updates.

Open tool
Top pick

Sitemap Validator

Validate sitemap XML, URL hygiene, and crawl-readiness before you ship a new sitemap.

Open tool
Top pick

Hreflang Checker

Audit hreflang clusters for reciprocity, self-references, x-default coverage, and URL quality before search engines route users to the wrong locale.

Open tool
Top pick

Website Performance Simulator

Estimate an overall performance score from core web metrics.

Open tool

New in this category

1 tools

Fresh tools and recently launched pages that expand this category.

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New

Robots.txt Tester

Check how a specific bot will read your robots.txt rules for any path before you ship a crawl-control change.

Open tool

All tools in this category

5 tools

Browse the full category directory with consistent tool cards and clear descriptions.

5 tools 4 Top pick 1 New 6 Decision-support pages
Top

Sitemap Validator

Validate sitemap XML, URL hygiene, and crawl-readiness before you ship a new sitemap.

Open tool
Top

Robots.txt Auditor

Check crawler access, matched groups, and winning rules for a URL before you publish robots.txt updates.

Open tool
New

Hreflang Checker

Audit hreflang clusters for reciprocity, self-references, x-default coverage, and URL quality before search engines route users to the wrong locale.

Open tool
New

Website Performance Simulator

Estimate an overall performance score from core web metrics.

Open tool
New

Robots.txt Tester

Check how a specific bot will read your robots.txt rules for any path before you ship a crawl-control change.

Open tool

Decision-support pages

6 Decision-support pages

Go beyond tool directories with comparison-led pages, alternatives pages, best-of lists, and explainers tied to this category.

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About this category

Audit the technical signals that affect crawling and launch quality

Use the Robots.txt Auditor for crawl rules, the Sitemap Validator for discovery checks, the Hreflang Checker for multilingual setups, and the Website Performance Simulator for a fast performance readout.

Use the category as a technical preflight layer

This hub works best when you need to pressure-test the infrastructure around a page or site. Move from crawl directives to discovery, international signals, and performance so launch issues surface before they become indexing or UX problems.

Category FAQ

Short answers to common category-level questions.

Which web utility should I open first?
Start with the signal you are validating: robots.txt for crawl rules, sitemap validation for discovery, hreflang for regional targeting, or performance simulation for launch-risk checks.
Who is this category useful for?
It is useful for SEOs, developers, site owners, and QA teams responsible for technical publishing quality and launch readiness.