Symphony.

<?php
    $settings = array(

        ###### FIELDSET: SITE PREFERENCES ######
        array(
            'name' => 'Site Preferences',
            'fields' => array(
                array(
                    'name' => 'textarea',
                    'label' => 'This is a textarea',
                    'type' => 'textarea',
                    'value' => '',
                ),
                array(
                    'name' => 'input',
                    'label' => 'This is an input field',
                    'type' => 'input',
                    'value' => '',
                ),
                array(
                    'name' => 'selectbox',
                    'label' => 'Select something',
                    'type' => 'select',
                    'values' => 'this, is, a, selection, list',
                    'value' => '',
                ),
            )
        ),
        ########

        ###### FIELDSET: MORE PREFERENCES ######
        array(
            'name' => 'More preferences',
            'fields' => array(
                array(
                    'type' => 'help',
                    'value' => 'This is just another group of settings added to the preference page. You can edit all fields and fieldset in the &lt;code&gt;preferences.site.php&lt;/code&gt; file inside your &lt;code&gt;workspace&lt;/code&gt;.',
                ),
                array(
                    'name' => 'checkbox',
                    'label' => 'Yes, I've read that!',
                    'type' => 'checkbox',
                    'value' => 'checked',
                ),
            )
        ),
        ########
    );

$sp-site-preferences-textarea
$sp-site-preferences-input
$sp-site-preferences-selectbox
$sp-more-preferences-checkbox

<params>
    <sp-site-preferences-textarea />
    <sp-site-preferences-input />
    <sp-site-preferences-selectbox />
    <sp-more-preferences-checkbox>Yes</sp-more-preferences-checkbox>
</params>