Mollom on a custom form Jun 8th, 2013 (updated Mar 5th, 2018) Here's how to use Mollom on your custom form (according to http://kahthong.com/2013/06/integrate-your-custom-drupal-forms-mollom-captcha-spam-protection) Read more about Mollom on a custom form
Drupal Adding custom forms to Mollom Dec 18th, 2012 (updated Mar 5th, 2018) In this example, we add the print_mail_form from the print module to Mollum's list of available forms to protect. Read more about Drupal Adding custom forms to Mollom