Heading Structure Outliner - H1-H6 Outline + SEO Flags

Analyze HTML heading hierarchy (H1-H6) on any webpage. Detect missing H1s, skipped levels, multiple H1s, and structural issues. Essential for SEO audits, accessibility compliance, and content structure optimization.

Extract the full H1-H6 heading outline from web pages for SEO and content audits.

Website H1-H6 Heading Checker - SEO Structure Audit

smart-digital/website-h1-h6-headings-checker

Check H1-H6 headings on one page or crawl a whole site. Returns every heading by level, a 0-100 structure score per page, and the exact issues found - missing H1, duplicate H1, skipped levels, headings too short or long - each with a severity and a fix, plus a site-wide summary.

Heading Structure Auditor

junipr/heading-structure-auditor

Audit H1-H6 outlines, skipped levels, duplicate headings, and missing H1 issues across pages.

Heading Structure Analyzer

zerobreak/heading-structure-analyzer

Heading structure analyzer that pulls H1-H6 tags from any URL, flags missing headings, duplicate H1s, and skipped levels, so SEO teams can fix hierarchy problems before rankings drop.

Website Title & Heading Quality Checker

gr_59017/website-title-heading-quality-checker

Analyzes website title tags and heading structure (H1–H6) to evaluate SEO quality, content hierarchy, and best practices. Detects issues like missing or multiple H1s, improper heading order, and suboptimal title length, and returns a quality score with suggestions.

SEO Audit Pro

botflowtech/seo-audit-pro

Professional-grade SEO audit tool built for agencies, developers, and marketers. Extract 30+ SEO data points from any webpage including Title Tags, Meta Descriptions, H1-H6 Headings, Status Codes, Canonical URLs, Open Graph tags, Twitter Cards, JSON-LD structured data, and comprehensive SEO health.

Crawl a website and get a per-page SEO audit: title/meta/H1/canonical/robots/Open Graph checks, image alt text, word count, and a prioritized list of issues with a health score.

Extracts key content from any website URL you provide. It fetches the page’s title, meta description, all headings (H1 to H6), paragraphs, links, and tables — delivering structured data for easy use. Ideal for quick insights, SEO analysis, or data extraction without complex setup.

SEO Metadata Extractor - Full SEO Audit in One Call

santamaria-automations/seo-metadata-extractor

Extract SEO metadata from any website: title, meta description, Open Graph, Twitter Cards, Schema.org JSON-LD, canonical URLs, hreflang, and H1 structure. Export data, run via API, schedule and monitor runs, or integrate with other tools.