| PHP 8.0+ | OK | 8.3.32 |
| PDO | OK | |
| PDO SQLite | OK | needed for SQLite |
| PDO MySQL | OK | needed for MySQL |
| GD (photo resizing) | OK | recommended |
| cURL (CSV photo downloads) | OK | required for remote photo downloads |
| mbstring | OK | recommended |
| Site root is writable | OK | for config.php |
| /data is writable | OK | |
| /uploads is writable | OK |