Requirements

The extension (see mbstring) is strongly recommended for performance reasons.
To support uploading of ZIP files, you need the PHP extension.
You need GD2 support in PHP to display inline thumbnails of JPEGs (“image/jpeg: inline”) with their original aspect ratio.
When using the cookie authentication (the default), the extension is strongly suggested.
To support XML and Open Document Spreadsheet importing, you need the libxml extension.
To support reCAPTCHA on the login page, you need the extension.
To support displaying phpMyAdmin’s latest version, you need to enable in your or to have the curl extension.