Anushka Deshingkar

Alt Text Updater helps WordPress admins easily update alt text for images in bulk, improving accessibility and SEO. The plugin provides two powerful options to automate the process:
<ol>
<li>Update Alt Text Based on Image Title: Automatically update the alt text of all images in your media library using their image titles.</li>
<li>Upload CSV to Update Alt Text: Upload a CSV file with image URLs and corresponding alt text, and the plugin will update the alt text accordingly.</li>
</ol>
This plugin is designed for large media libraries, offering a real-time progress bar to track the update process.
Key Features: 
– Bulk update alt text for all images. 
– Update based on image title or CSV upload. 
– Optimized for large media libraries. 
– Real-time progress bar during updates.
<h3>Usage</h3>
<ol>
<li>
Update Alt Text Based on Image Title:
<ul>
<li>Select the first option to automatically update the alt text of images based on their titles.</li>
</ul>
</li>
<li>
Upload CSV to Update Alt Text:
<ul>
<li>Select the second option to upload an Excel or CSV file.</li>
<li>File Format:
<ul>
<li>The file should contain two columns:</li>
</ul>
<ol>
<li>Image URL: The full URL of the image in your WordPress media library.</li>
<li>Alt Text: The alt text you want to assign to the corresponding image.</li>
</ol>
</li>
</ul>
</li>
</ol>
<h3>License</h3>
This plugin is licensed under the GPLv2 or later.

Alt Text Updater

Easily bulk update image alt text in WordPress using image titles or a CSV upload. Improve accessibility and SEO with just a few clicks.

1705studio

1705 Bulk Media Attributes is a powerful WordPress plugin that allows you to bulk update media library attributes for existing images using a simple CSV file. Perfect for improving website accessibility, SEO, and managing large media libraries efficiently.
Key Features:
<ul>
<li>Bulk Update Media Attributes – Update ALT text, Title, Caption, and Description fields for multiple images at once</li>
<li>CSV-Based Import – Easy-to-use CSV format for managing your media metadata</li>
<li>Flexible Column Mapping – Automatically detects common column name variations (e.g., “alt_text”, “alt”, “alttext”)</li>
<li>Selective Field Updates – Choose which attributes to update (ALT, Title, Caption, Description)</li>
<li>Smart URL Matching – Intelligent image matching that handles WordPress-generated variants (scaled, resized, edited versions)</li>
<li>Batch Processing – Process large CSV files in configurable batches to prevent timeouts</li>
<li>Dry Run Mode – Test your CSV without making actual changes</li>
<li>Real-Time Progress – Live progress updates with detailed logging</li>
<li>Safe & Secure – Proper WordPress nonce verification and capability checks</li>
</ul>
Use Cases:
<ul>
<li>Add accessibility-compliant ALT text to all your images</li>
<li>Update image titles and captions for better SEO</li>
<li>Migrate metadata from another system</li>
<li>Standardize image descriptions across your site</li>
<li>Audit existing images before making changes (dry run mode)</li>
</ul>
CSV Format:
The plugin requires a CSV file with at minimum an <code>image_url</code> column and one or more attribute columns:
<ul>
<li><code>image_url</code> (required) – Full URL to the image in your media library</li>
<li><code>alt_text</code> – Alternative text for accessibility</li>
<li><code>title</code> – Image title</li>
<li><code>caption</code> – Image caption</li>
<li><code>description</code> – Image description</li>
<li><code>content_type</code> – (optional, ignored by plugin) – Can be included for reference</li>
</ul>
See the included <code>sample.csv</code> file for a working example.
Privacy & Data:
This plugin does not collect, store, or transmit any user data. All processing happens locally on your WordPress installation. Uploaded CSV files are temporarily stored in your WordPress uploads directory and are automatically cleaned up after processing.
<h3>Additional Information</h3>
Support
For support, please use the WordPress.org support forum for this plugin.
Contributing
Bug reports and feature requests are welcome!
Credits
Developed by 1705 studio – https://1705.studio/

1705 Bulk Media Attributes

Bulk update existing Media Library attachment attributes (ALT / Title / Caption / Description) from a CSV of image URLs.

Alt Text Updater vs 1705 Bulk Media Attributes