Description
This plugin adds automatic accordion functionality to headings in WordPress content.
It provides collapsible sections for H2 and H3 headings, enabling a clear hierarchical reading experience for long-form content.
The plugin is designed to work with both classic and block-based themes, including Gutenberg editor content.
No external libraries are required.
Features
- Accordion behavior for H2 headings (primary sections)
- Nested toggle behavior for H3 headings within H2 sections
- H4 headings are preserved as part of the content structure (non-interactive)
- Works with Gutenberg block editor
- Works with classic editor
- Compatible with most WordPress themes
- Lightweight vanilla JavaScript implementation
- No external dependencies
Installation
- Upload the plugin folder to /wp-content/plugins/
- Activate the plugin from the WordPress admin dashboard
- Add H2 and H3 headings in your posts or pages
FAQ
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Does this plugin work with Gutenberg?
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Yes, it works with both Gutenberg (block editor) and classic editor.
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Does it require jQuery or any external library?
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No. It is implemented using pure JavaScript.
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Will it work with any theme?
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It is designed to work with most WordPress themes, including block themes and classic themes.
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Do H4 headings have accordion behavior?
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No. H4 headings are not interactive and remain part of the content hierarchy.
Reviews
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Contributors & Developers
“Wareko Header Auto Accordion” is open source software. The following people have contributed to this plugin.
Contributors
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Interested in development?
Browse the code, check out the SVN repository, or subscribe to the development log by RSS.
Changelog
3.0.0
- Changed file names, etc. No functional changes.
2.0.0
- Initial public release
- Added H2 accordion functionality
- Added H3 nested toggle functionality
- Improved compatibility with Gutenberg and block themes
- No external dependencies