Provides a Google reCAPTCHA powered captcha field.
Save yourself from the misery of spam.
Google reCAPTCHA v3
Adds Cloudflare Turnstile, a free CAPTCHA Alternative
Easily add hidden data to your Express forms — Data provided by you or automatically, not by the submitter
Protect your email addresses from spambots
hCaptcha an alternative to reCAPTCHA
Captcha: Friendly Captcha offers an alternative captcha system designed to safeguard your websites and online services against spam and abuse.
Adds the "Are You A Human" captcha library to your site.
A trivial captcha that presents a human/robot choice as a radioset. Convenient for testing forms.
Alert users by email when their account is logged into.
Combat spam with Akismet!
Block Form Reform spam with Anti-Spammer Master.
Replace the image captcha with a simple math equation
Block Formidable spam with Anti-Spammer Master.