HTML5 Outliner

HTML5 Outliner

Generates a navigable page outline with heading and sectioning elements

What is HTML5 Outliner?
HTML5 Outliner is a time-saving Chrome extension that uses the HTML5 outline algorithm to generate a navigable table of contents. Ideal for those who often use online HTML5 outliners, it improves the structure and understanding of any webpage. As an added advantage, it can also work effectively with HTML4 and older pages that have structured headings. The clickable table of contents that this extension generates can highlight the corresponding section or heading on the page for enhanced user experience.
Merlin
Stats
Users: 100,000+
Rating: 4.24 (260)
Version: 0.8.14 (Last updated: 2020-06-05)
Creation date: 2020-06-03
Risk impact: Low risk impact
Risk likelihood: Very low risk likelihood
Manifest version: 2
Permissions:
  • activeTab
Size: 26.19K
URLs: Website
Stats date:

Other platforms

Not available on Firefox
Not available on Edge
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Merlin
Summary

This extension is using the HTML5 outline algorithm to create a table of contents. Should also work well with HTML4 (and older?) pages, that have structured headings. The table of contents is clickable and tries to highlight the heading/section in question after the jump.

The extension should prove useful to people who find themselves often using online HTML5 outliners.

Comments, bug reports and suggestions much appreciated!

Extension source code: https://github.com/h5o/h5o-chrome Outliner source code: https://github.com/h5o/h5o-js

User reviews
User reviews summary
These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Promotes better screen reader accessibility
  • Lightweight and fast
  • Useful for navigating single HTML pages with lots of sections
Cons
  • Does not work on local HTML files
  • Some users experience connection issues
  • Cannot display the page index or open sub-folders of links
Most mentioned
  • Useful for both users and web developers
  • Issues with non-functional elements or connection errors
  • Desired improvements like UI updates and shortcut keys
Recent reviews
Good
by ADESA VICTOR ADESA VICTOR, 2024-03-12

Excellent for promoting better screen reader accessibility
by Luke Thomas Luke Thomas, 2024-02-29

good
by NFC Sounds NFC Sounds, 2024-02-20
View all user reviews
Safety
Risk impact

HTML5 Outliner is relatively safe to use as it requires very minimum permissions.

Risk likelihood

HTML5 Outliner has earned a good reputation and can be trusted.

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Screenshots
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