Alert Box Block – Grab Attention with Eye-Catching Notices

Make important messages impossible to miss – add clean, customizable alert and notice boxes to any post or page, right from the Gutenberg editor. Live Demo https://youtube.com/watch?v=g1gkIL8up10 Why Alert Box Block? Warnings, tips, updates, and announcements deserve more than plain paragraphs. Alert Box Block lets you create and display notices and alerts on any page using a native Gutenberg block, so key information stands out exactly where readers need it. The block ships with multiple alert types you can switch between in a click, plus ready-to-use presets that look great without any modification. When you want full control, a rich set of customization options in the block sidebar lets you design the alert box exactly the way you want – improving the user experience of your website with zero code. Free Features

• Fully Customizable: Lots of options available to make the alert box look exactly the way you want.
• Different Alert Types: Switch between multiple alert box types with a single click.
• Standard Presets: Ready-made alert/notice styles you can use without any modification.
• Native Gutenberg Block: Works right inside the block editor – no shortcodes or page builders required.

How to Use – Quick Start

1. Install and activate the Alert Box Block plugin.
2. In the Gutenberg editor, add the Alert Box Block from the "Widgets" block category.
3. Adjust the alert type, presets, and styling from the right-side settings sidebar.
4. Publish – your notice is live. Enjoy!

For installation help, see the Installation tab. Use Cases

• Site Announcements: Highlight maintenance windows, launches, or policy updates.
• Content Warnings & Tips: Add info, success, warning, or error style notices inside tutorials and docs.
• Promotions: Draw attention to discounts, deadlines, and limited-time offers.

Did you like this plugin? Do you have a feature request? Please share your feedback with us. Check out the Parent Plugin of this plugin- B Blocks – A blocks collection and page building tool for Gutenberg. Check out our other WordPress Plugins- Html5 Video Player – Display videos as single and playlist in multiple skins. PDF Poster – Display/Embed PDF files with different styles. Html5 Audio Player – Listen audios with awesome visuals. StreamCast – Customizable radio player with different skins. 3D Viewer – Embed 3D models and 3D products with interaction. Advanced Post Block – Show posts and custom posts in different layouts.

From your WordPress dashboard (recommended):

1. Go to Plugins → Add New.
2. Search for "Alert Box Block".
3. Click Install Now, then Activate.
4. Add the Alert Box Block to any post or page from the Gutenberg editor.

Manual installation:

1. Download the plugin ZIP file and upload the folder to the /wp-content/plugins/ directory (or upload the ZIP via Plugins → Add New → Upload Plugin).
2. Activate the plugin through the Plugins menu in WordPress.
3. Add the block from the Gutenberg editor and start customizing.

2.0.2 - 23 June 26

• Fixed a PHP warning ("Attempt to read property post_content on null") on pages without a post object.
• Improved code standards compliance (prefixed functions, variables, hooks, and namespace).

2.0.1 - 20 June 26

• Added direct file access protection and nonce verification for improved security.
• Tested up to WordPress 7.0.
• Fixed dashboard demo layout icons.

2.0.0 - 3 March 26

• 11 Premium Theme Added.
• New Dashboard Added.

1.2.0 - 28 October 25

• Icon library updated to include additional icons.

1.1.4 - 16 Apr 25

• Improve input text content.

1.1.3 - 22 Mar 25

• Fix anchor link issue.

1.1.2

• Fix tag not loading.

1.1.1

• Fix issue.

1.1.0

• Update Icon Library.

1.0.9

• Performance improvements

1.0.8

• Add minimal type

1.0.7

• Add translate feature

1.0.6

• Fix HTML Render

1.0.5

• Reduce PHP Code
• Performance Improvement

1.0.4

• Reduce PHP Code

1.0.3

• Performance upgrade

1.0.2

• Performance upgrade

1.0.1

• Update theme

1.0.0

• Initial Release.