A modernized and fully compatible version of the classic Ultimate SEO URL (USU) extension for phpBB 3.3.x.
This project preserves the original URL generation behavior while modernizing the codebase for current PHP versions and improving long-term maintainability.
- Full SEO-friendly URL rewriting
- Preserves the original USU URL structure
- Canonical URL generation
- Automatic duplicate URL detection and 301 redirects
- Forum, Topic, User and Search URL rewriting
- Advanced, Mixed and Simple rewrite modes
- High-performance URL caching
- Backward-compatible URL generation
- Fully compatible with phpBB 3.3.x
- Fully compatible with PHP 8.4
This project is focused on preserving the proven behavior of the original USU extension while bringing the implementation up to modern development standards.
The modernization includes:
- PHP 8.4 compatibility
- phpBB 3.3 compatibility
- Strict typing
- Improved code quality
- Better maintainability
- Security improvements
- Performance optimizations
- Long-term maintainability
The external behavior, URL format, and rewrite logic remain fully compatible with the original implementation.
| Component | Version |
|---|---|
| phpBB | 3.3.x |
| PHP | 8.4 |
| License | GNU General Public License v2.0 |
- Download the latest release.
- Extract the package into:
ext/phpbbseo/usu/
- Navigate to:
Administration Control Panel
→ Customise
→ Manage Extensions
-
Enable Ultimate SEO URL.
-
Purge the phpBB cache.
If you are upgrading from an earlier version of USU:
- Back up your database.
- Back up your existing extension files.
- Replace the extension with the new version.
- Purge the phpBB cache.
- Verify that your URL rewriting rules are still active.
Existing SEO-friendly URLs remain compatible.
If you discover a bug or regression, please open an issue on the project's GitHub repository with detailed reproduction steps.
Please include:
- phpBB version
- PHP version
- Web server (Apache / Nginx)
- Rewrite configuration
- Steps to reproduce the issue
This repository represents the compatibility and maintenance branch of the Ultimate SEO URL extension.
Its primary objectives are:
- Preserve backward compatibility
- Maintain stable URL generation
- Support modern PHP versions
- Improve internal architecture without changing public behavior
Future SEO capabilities such as XML Sitemaps, Schema.org, Open Graph, Robots management, SEO Health, and other advanced features are planned for a separate modular project built on a dedicated SEO Framework.
This project is distributed under the GNU General Public License v2.0.