SPAM Protection Software

reCAPTCHA is a free security service that protects your websites from spam and abuse.

Do you use a captcha to keep out bots? hCaptcha is a drop-in replacement for reCAPTCHA that earns website owners money and helps companies get their data labeled.

NinjaOne (Formerly NinjaRMM) provides remote monitoring and management software that combines powerful functionality with a fast, modern UI. Easily remediate IT issues, automate common tasks, and support end-users with powerful IT management tools.

Try for free paid Free Trial

Akismet is a spam fighting service that protects millions of WordPress sites from comment and contact form spam.

Spam protection for WordPress, Joomla, Drupal, and any other websites

open-source Free Trial $12.0 / Annually

The better, new standard to stop spam content.

freemium $49.0 / Monthly (Unlimited Websites, 100K API Calls)

The best captcha alternative. Accessible, Mobile-friendly, and Retina-ready! Available for Node.js, PHP, Ruby, Meteor, jQuery, Angular, and vanilla JS.

Say Goodbye to comment spam on your WordPress blog or website.

CAPTCHA that filters out humans and only lets programs pass

Spamty is a web service to encrypt an email address and share it on the internet.

Enterprise Captcha solutions

StopForumSpam - a database of known forum and blog spam, its sources and the email addresses reported

UniqPin is a free for non-commercial use service which destiny improve ability of interfaces detect...

Confident Technologies provides free CAPTCHA security software called Confident CAPTCHA, a picture...