Heading Structure Checker

Name: Heading Structure Checker
Author: smallwins

Extract H1–H6 headings from any webpage and check hierarchy, level skips, and duplicates.

As of June 2026, Heading Structure Checker has 24 users in the Productivity category.

smallwins Productivity

Chrome Web Store ↗.crx

Users+700.0%

Rating0%

—

— reviews

Reviews0%

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Version

0.1.0

Manifest V3

History

9 snapshots

Tracking since Apr 21, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 21, 2026	3	—	—	0.1.0
Apr 26, 2026	6	—	—	0.1.0
May 3, 2026	9	—	—	0.1.0
May 9, 2026	10	—	—	0.1.0
May 14, 2026	15	—	—	0.1.0
May 20, 2026	16	—	—	0.1.0
May 27, 2026	17	—	—	0.1.0
Jun 3, 2026	18	—	—	0.1.0
Jun 9, 2026	25	—	—	0.1.0
Now	24	—	—	0.1.0

Permissions & access

Permissions: activeTabscripting
Host access: None declared

Screenshots

About

See your heading structure at a glance.

A Chrome extension that extracts all H1–H6 headings from any webpage and displays them in a clear, indented hierarchy so you can spot structural issues instantly.

Perfect for:
• Auditing heading tag structure before publishing a page
• Reviewing whether article headings follow a logical hierarchy
• Checking CMS-generated pages for heading errors
• Analyzing competitor page structure for SEO insights

Key Features:
• Lists all H1–H6 headings in DOM order
• Indented display that mirrors the heading hierarchy
• Auto-detects skipped heading levels with warnings
• Flags multiple H1 tags or missing H1
• Detects empty headings
• Shows character count for each heading
• Summary of heading counts by level
• One-click copy — paste the outline into reports, tickets, or docs

Privacy:
• No data is ever sent to external servers
• All processing happens entirely in your browser
• No personal information or cookies are collected