The ultimate search & replace plugin for WordPress. Safely update text, URLs, and serialized data across your entire database with confidence.

Younes JFR.

issamox2008

Sigma Search & Replace is a comprehensive WordPress plugin that allows you to search and replace content throughout your WordPress database with ease and safety. Whether you’re migrating a site, changing domain names, or updating content across multiple posts, this plugin provides a user-friendly interface to handle complex database operations.
<h4>How It Works</h4>
<ol>
<li>Search Phase – The plugin searches through your database tables to find matches</li>
<li>Review Results – View detailed reports of what will be changed before proceeding</li>
<li>Replace Phase – Safely execute the replacement with progress tracking</li>
<li>Completion Report – Get a detailed summary of all changes made</li>
</ol>
<h4>Key Features</h4>
<ul>
<li>Selective Table Processing – Choose which tables to include in operations</li>
<li>Two-Step Safety – Search → review → Replace; nothing changes until you click replace. </li>
<li>Case Sensitive/Insensitive Search – Full control over search sensitivity</li>
<li>GUID Protection – Option to skip WordPress GUIDs to maintain data integrity</li>
<li>Serialized-Data Support – Detect and update strings stored inside PHP-serialized arrays or objects without breaking their structure.</li>
<li>Real-time Search Progress – Live progress tracking with detailed reporting; click Stop to cancel mid-run.</li>
<li>Real-time Replace Progress – Live progress tracking with detailed reporting; click Stop to cancel mid-run.</li>
<li>Batch Processing – Handles large databases efficiently with configurable batch sizes</li>
<li>Detailed Search Preview – Comprehensive user-friendly interface showing exactly what was found and changed</li>
<li>Detailed Reports & Logs – Per-table hit counts, replacement summaries, and error logs. </li>
<li>Multisite Ready – Network admin: any site; sub-site admin: own site only.</li>
<li>Modern React Interface – Clean, intuitive user interface built with React</li>
<li>REST API Integration – Secure API endpoints for all operations</li>
</ul>
<h4>Perfect For</h4>
<ul>
<li>Site Migration – Moving WordPress sites to new domains or servers</li>
<li>URL Updates – Changing domain names or switching between HTTP/HTTPS</li>
<li>Content Updates – Bulk updating text, links, or other content across your site</li>
<li>Development – Updating staging site URLs for local development</li>
<li>Maintenance – Cleaning up old content or updating deprecated information</li>
</ul>
<h4>Safety Features</h4>
<ul>
<li>Backup Warnings – Multiple reminders to backup your database before making changes</li>
<li>Dry Run Capability – Preview what will be changed without making actual modifications</li>
<li>Table Validation – Ensures database tables are valid before processing</li>
<li>Smart Change Detection – Skips updates if values changed after the search.</li>
<li>Site URL Safeguard – Automatically detect and delay site URL edits to the end to avoid breaking the process.</li>
<li>Error Handling – Comprehensive error handling and logging</li>
</ul>
<h4>Technical Features</h4>
<ul>
<li>Efficient Processing – Handles large databases with memory-conscious batch processing</li>
<li>Timeout Management – Automatic timeout handling for long-running operations</li>
<li>Security – Proper authentication and authorization checks</li>
<li>Logging – Comprehensive logging system for troubleshooting</li>
</ul>

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