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Image SEO Audit

Find missing image alternatives, sizing hints and loading priorities in HTML.

Work with your actual page data

No crawling, tracking, account access or uploads. Paste source/data or import a local UTF-8 file.

Paste page source or import an HTML file. Scripts are not executed. URLs are not fetched.

Does not download images, infer their content, validate srcset grammar or certify accessibility/Core Web Vitals. Empty alt requires human decorative-image review. Maximum 1 million input characters in total and 5,000 data rows. Data is not saved between visits.

A smarter way to work with SEO & AEO

29 tools to audit, understand and improve your actual site evidence. URL crawling uses a local service after permission; source and export tools run in your browser.

AEO content

AEO Answer & Evidence AuditInspect answer structure, source passages, attribution and date evidence in HTML.Browser-basedOpen toolQuestion-to-Passage CoverageMatch your real customer questions to candidate passages from supplied HTML.Browser-basedOpen toolAuthored Q&A Markup BuilderTurn your reviewed question/answer pairs into visible HTML and matching JSON-LD.Browser-basedOpen toolAI Crawler Policy InspectorExplain supplied robots rules for selected AI/search crawler product tokens.Browser-basedOpen toolExperimental llms.txt BuilderCreate an explicit, human-reviewed resource guide for your site.Browser-basedOpen tool

Metadata & content

Meta Tag GeneratorBuild escaped canonical, robots, social and description tags with consistency checks.Browser-basedOpen toolMeta Description Drafting AssistantExtract page-based description candidates with keyword coverage and length feedback.Browser-basedOpen toolOpen Graph Preview BuilderGenerate Open Graph tags and inspect a safe local sharing preview.Browser-basedOpen toolSocial Card Tag BuilderBuild summary-card metadata with validated site handles and URLs.Browser-basedOpen toolKeyword & N-gram AnalyzerMeasure phrase frequency, headings and section coverage in copy or HTML.Browser-basedOpen toolSearch Snippet PreviewCompare title/description drafts in mobile and desktop snippet layouts.Browser-basedOpen tool

How to use Image SEO Audit

  1. Prepare the page / site url, page html source; use Load example to see the format.
  2. Run the analysis or builder. Review evidence, findings and stated limits.
  3. Copy the artifact or download the results; independently review before deploying SEO changes.

What this tool does

Audits img elements for absent/empty alt text, missing dimensions, source candidates and loading attributes. Distinguishes missing alt from intentional empty alt and produces element-level recommendations.

Supported files, limits & important details

Does not download images, infer their content, validate srcset grammar or certify accessibility/Core Web Vitals. Empty alt requires human decorative-image review. Local processing only. Total input: 1 million characters, at most 5,000 rows. No data is uploaded or stored.

Input limits are enforced before processing. Clear removes your input and result from this page. This tool does not store your input between visits.

Keep your workflow moving

On-page SEO AuditInspect supplied HTML for indexability, metadata, headings and canonical conflicts.Browser-basedOpen toolRobots.txt Rule TesterExplain which supplied robots rule allows or blocks each URL.Browser-basedOpen toolSitemap ValidatorValidate sitemap XML, duplicate locations, host consistency and lastmod values.Browser-basedOpen tool

Questions about Image SEO Audit

How do I use Image SEO Audit?

Prepare the page / site url, page html source; use Load example to see the format. Run the analysis or builder. Review evidence, findings and stated limits. Copy the artifact or download the results; independently review before deploying SEO changes.

Are files or text uploaded when I use Image SEO Audit?

No. Image SEO Audit processes your input in your browser. The tool does not upload your document or text for processing. Keep your original and review the result.

What should I check before relying on Image SEO Audit?

Audits img elements for absent/empty alt text, missing dimensions, source candidates and loading attributes. Distinguishes missing alt from intentional empty alt and produces element-level recommendations.

Need help choosing a workflow? Read our practical PDF and file guides. How your data is handled.

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