Heading Outline Inspector
Heading Outline Inspector is a Firefox extension that displays and inspects the H1-H6 heading structure of the current webpage. It supports content and SEO reviews without requiring data collection.
Overview
5 featuresHeading Outline Inspector sits in PulseGate's Browser DevTools & extensions category. It focuses on reviewing and validating the H1-H6 heading structure of webpages for content and SEO work. Heading Outline Inspector is a B2B product aimed at SEO specialists and content reviewers. Heading Outline Inspector costs nothing to use. Heading Outline Inspector is available on the web, embeddable surfaces, Windows, macOS, and Linux.
Behind Heading Outline Inspector is knguyenminh74, and it first shipped in 2026. Key capabilities include H1-H6 inspection, heading structure review, and SEO review. The interface is available in 32 languages, including Czech, German, and Greek. Heading Outline Inspector is currently in beta.
Summary written by a language model from the project’s public pages.
- H1-H6 inspection
- Heading structure review
- SEO review
- Content review
- No data collection
Built with & integrations
Trust & compliance
Indexing history
1What PulseGate has recorded for this listing
- Indexed19 Sep · 04:59 UTCHeading Outline Inspector verified via Firefox Add-onsSource: Firefox Add-ons · Open
Frequently asked questions about Heading Outline Inspector
- What is Heading Outline Inspector?
- Heading Outline Inspector focuses on reviewing and validating the H1-H6 heading structure of webpages for content and SEO work. It is catalogued under Browser DevTools & extensions on PulseGate.
- Who should use Heading Outline Inspector?
- Heading Outline Inspector is a B2B product built for SEO specialists and content reviewers.
- Does Heading Outline Inspector have a free plan?
- Yes — Heading Outline Inspector is free to use.
- What platforms does Heading Outline Inspector run on?
- Heading Outline Inspector runs on the web, embeddable surfaces, Windows, macOS, and Linux.
- Is Heading Outline Inspector still maintained?
- Unverified. Heading Outline Inspector has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
- What are alternatives to Heading Outline Inspector?
- Similar projects tracked by PulseGate include Heading Structure Checker, Heading Tag Markup, and SEO Inspector.Heading Structure CheckerHeading Tag MarkupSEO Inspector
- Who makes Heading Outline Inspector?
- Heading Outline Inspector is developed by knguyenminh74.
- How long has Heading Outline Inspector been around?
- Heading Outline Inspector first shipped in 2026.
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