Chetan Vaghela

The plugin provides a funcationality to add validation on WordPress default comment form using Javascript and prevents it from dying when an error occurs and user can prevent to die on duplicate comment message.
<h3>Features And Options:</h3>
<ul>
<li>Validation on required fields using javascript.</li>
<li>prevent to die on comment form error message.</li>
<li>On duplicate comment display message below comment form instead die.</li>
<li>Change Comment form submit button text</li>
</ul>

Comment form validation and Customization

Wordpress default comment form validation using javascript and customization.

Thomas M

Rock Solid

Advanced Comment Form enables you to customize the WordPress comment form right from your dashboard.
You can find the settings page under <code>Comments > Comment Form</code> in the dashboard.
Remove Fields
<ul>
<li>remove the email field for standard, and non standard comment forms</li>
<li>remove the website field for standard, and non standard comment forms</li>
</ul>
Change Text
<ul>
<li>remove the message that emails are not published and which fields are required</li>
<li>remove the text about which html tags are allowed</li>
<li>insert custom text before the form</li>
<li>insert custom text after the form</li>
</ul>
Layouts
<ul>
<li>use a two columns layout for the comment form</li>
</ul>
Shortcode
<ul>
<li><code>[comment-form]</code> shortcode to insert comment form into posts and pages</li>
</ul>
<h3>Important Notes</h3>
<ul>
<li>the plugin works only, if your theme uses the standard WordPress comment form function</li>
<li>options that where submitted with the <code>comment_form</code> function in your template overwrite most of the plugin functions</li>
</ul>

Advanced Comment Form

Advanced Comment Form lets you customize plenty of things on the default comment forms in WordPress.

Comment form validation and Customization vs Advanced Comment Form