suppress

<p>Add the <strong>Table of Contents Block</strong> anywhere in your Gutenberg editor. It scans H2–H6 headings in the post content and builds a nested, clickable table of contents. Links automatically work by adding IDs to headings.</p>
<p>No configuration needed. Works on single posts and pages (not archives or category listings).</p>
<ul>
<li>No theme editing required<br />
You can activate the plugin on any site.</li>
<li>Compatible with Gutenberg / Classic Editor<br />
It processes the final rendered HTML.</li>
<li>SEO-friendly<br />
IDs are based on sanitize_title(), the same function WP uses for slugs.</li>
<li>Works with headings that already have IDs<br />
It does not overwrite existing IDs.</li>
</ul>
<p><strong>Example:</strong><br />
– Structure Your Content – Write your post or page using semantic headings (H2, H3, etc.)—just like you normally would.<br />
– Insert the Table of Contents Block – Add the “Table of Contents Block” anywhere in your editor (e.g., right after the introduction).<br />
– Let It Work Automatically – The plugin scans your headings, builds a hierarchical, scroll-linked table of contents in real time, and updates dynamically as you edit.</p>
<h3>Key Features</h3>
<ul>
<li>Server-side generated Table of Contents</li>
<li>Automatically detects H2–H6 headings</li>
<li>Generates nested lists based on heading hierarchy</li>
<li>Automatically adds IDs to headings when missing</li>
<li>Lightweight and simple</li>
<li>Useful for:
<ul>
<li>Adding a Table of Contents to a post or page</li>
<li>Generating heading IDs</li>
<li>Linking to sections within content</li>
</ul>
</li>
</ul>
<h3>Why use this plugin?</h3>
<ul>
<li>Smart Parsing: Supports H2 through H6 headings</li>
<li>Clean Output: Uses standard HTML lists for maximum theme compatibility</li>
<li>Non-intrusive: Does not modify existing heading IDs</li>
<li>Lightweight & Fast</li>
</ul>


Supplyist TOC Block

A simple Gutenberg block that automatically generates a nested table of contents from post headings.

Aciano Technologies

<p>Automatically inserts a Table of Contents based on heading tags into your post content. You can enable it on a per-post basis using a checkbox in the editor.</p>


AT – Table Of Content

A simple, customizable Table of Contents plugin for WordPress posts.

Supplyist TOC Block vs AT – Table Of Content