by Mahdi 5 (4 reviews)

Block Data Attribute

Name: Block Data Attribute
Rating: 5.0 (4 reviews)
Author: Mahdi

Add custom HTML data attributes to core WordPress blocks directly from the block editor sidebar — no coding required.

Block Data Attribute ranks #10,484 among WordPress.org plugins with 300+ active installations, a 5/5 rating from 4 reviews, and was last updated Jun 10, 2026. Data from WordPress.org, refreshed twice daily — see methodology.

Tested up to WP 7.0.4 (Current: 7.1)

v2.1.0 Current Version v2.1.0

Updated 3 months ago Last Update on 10 Jun, 2026

Refreshed 6 hours ago Last Refreshed on

Top 25% by installs

View on WordPress.org

Rank

#10,484

— No change

Active Installs

300+

-17.4%

KW Avg Position

48.3

0.5 better

Downloads

+4 today

Support Resolved

— No change

Rating

100%

Review 5 out of 5

5 (4 reviews)

Next Milestone 400

Total Progress 65%

300+ 400+

445

Ranks to Climb

Growth Needed

8,000,000

Active Installs

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Rank Changes

Current #10,484

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Active Installs Growth

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Active Installs 0,000,000+

Growth +0.0%

Peak 0,000,000

Downloads Growth

Downloads

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Reviews & Ratings

5.0

4 reviews

Overall 100%

4 (100%)

0 (0%)

Security History

Source: WPVulnerability

No known vulnerabilities on record for Block Data Attribute. Checked 1 month ago.

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Plugin Details

Version: 2.1.0
Last Updated: Jun 10, 2026
Requires WP: 6.0+
Tested Up To: 7.0.4
PHP Version: 7.4 or higher
Author: Mahdi

Support & Rating

Rating: ★ ★ ★ ★ ★ 5
Reviews: 4
Support Threads: 0
Resolved: 0%

Keywords

block settings block-editor custom attribute data attribute gutenberg

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TL;DR

AI summary of the plugin's readme

This plugin is for WordPress site owners and developers who need to add custom data-* attributes to core blocks. It solves the problem of attaching HTML data attributes to block markup without theme edits, custom code, or block validation errors.

Add data-* attributes to blocks
Name and value fields with sanitisation
Drag-and-drop attribute reordering
Saved directly in block markup
Extensible via JavaScript filter
No build step required
Translation-ready

Frequently Asked Questions

Common questions about Block Data Attribute

Open a page or post in the block editor. Select a supported block (e.g. a Paragraph or Button block). Open the block settings sidebar by clicking the ⚙ Settings icon in the top-right toolbar. Scroll down to the Block Data Attribute panel and expand it. Fill in the Name and Value fields. The name will automatically be prefixed with data- in the saved HTML. Click + Add attribute to add more pairs as needed. Save or publish your post.

A paragraph block with a data-highlight="true" attribute would produce: <p data-highlight="true">Your content here.</p>

By default: core/button, core/column, core/columns, core/group, core/heading, and core/paragraph.

Yes. Use the mypreview.blockDataAttributeAllowedBlocks JavaScript filter: wp.hooks.addFilter( 'mypreview.blockDataAttributeAllowedBlocks', 'my-plugin/extend-allowed-blocks', ( allowedBlocks ) => [ ...allowedBlocks, 'core/image', 'core/list' ] );

No. Attributes are stored as part of the block's serialised markup. The plugin uses the blocks.getSaveContent.extraProps filter, which is the officially supported WordPress API for this purpose.

Yes. The plugin works in any context where the block editor is used, including the Site Editor.

Block Data Attribute

Next Milestone 400

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