Message boards, guestbooks, and contact forms allow your website's visitors to stay in touch with you.

Streaming media and animated gifs can add action to your site.

Javascripts, java applets, perl, and PHP provide advanced functions your site may need.

Counters and statistics packages keep track of your visitors.

File Upload scripts allow your visitors to send you files or trade with each other.

Password Protection keeps your private areas private.

Most of these features are available at no extra charge.