Automattic

Move your WordPress site to WordPress.com without stress, with the Migrate to WordPress.com plugin. Our free, user-friendly plugin provides a fast, reliable transfer with zero downtime.
<h3>How It Works</h3>
<ol>
<li>Install it 
Download and enable the Migrate to WordPress.com plugin on the site you want to move.</li>
<li>Get your key 
Secure your migration with a unique migration key from your WordPress.com account.</li>
<li>That’s it! 
Start the process with a single click, and just relax while your site seamlessly transfers to WordPress.com.</li>
</ol>
<h3>Why WordPress.com?</h3>
Migrating your site to WordPress.com gives you access to unparalleled managed WordPress hosting, with the added bonus of unmetered bandwidth, traffic, and visitors.
Whether you’re scaling your business, expanding your online presence, or simply seeking a more reliable hosting solution, WordPress.com has everything you need to succeed—backed by 24/7 expert support and security.
<h3>Our Highlights</h3>
<ul>
<li>Unlimited free migrations 
Migrate an unlimited number of sites at no extra cost—just upgrade each site to the WordPress.com Business plan, and enjoy 50% off your first year.</li>
<li>High performance 
Experience unmatched speed and reliability, with high-frequency CPUs, a global CDN, and top-tier WP Bench scores.</li>
<li>No downtime 
Keep your site live during migration, ensuring uninterrupted service for your visitors.</li>
<li>Developer-friendly tools 
Retain full control with access to WP-CLI, SSH, GitHub deployments, and staging environments.</li>
<li>Built-In security 
Benefit from round-the-clock security monitoring, DDoS protection, real-time backups, and hassle-free SSL provisioning.</li>
<li>Automatic updates 
Stay up-to-date with the latest WordPress versions automatically and keep your site secure and performant.</li>
</ul>

Migrate to WordPress.com


Worked well! Even on a big, complex site with 20+ years of cruft.


impressively smooth

A WordPress plugin that helps users to migrate their sites to WordPress.com

InstaWP

InstaMigrate provides authenticated REST API endpoints that enable full WordPress site migrations between servers. It handles database export/import with binary-safe hex encoding, file archiving and transfer, and serialization-aware search-replace for domain changes.
Features:
<ul>
<li>Database export with binary-safe hex encoding (preserves serialized PHP data)</li>
<li>Database import with streaming line-by-line parsing (handles large dumps)</li>
<li>File upload, download, archiving (tar.gz/zip), and extraction</li>
<li>Serialization-aware search-replace for domain migrations</li>
<li>Dual authentication: API key header or WordPress Application Passwords</li>
<li>WP-CLI detection (informational, reported in status endpoint)</li>
<li>Admin UI showing API key and endpoint documentation</li>
</ul>
Important: This plugin grants full database and filesystem access via its REST API. Deactivate and delete it immediately after your migration is complete.

InstaMigrate

Secure REST API endpoints for WordPress site migration — database export/import, file transfer, and search-replace.

Migrate to WordPress.com vs InstaMigrate